| Magic Island | | | The Captain of the yacht tries to escape, but G-47 and the mad scientists know all. Jerry has disappeared! The date is approximate. |
| Magic Island | | | The Magic Island is starting to submerge...leaving Captain Bradford swimming outside! The date is approximate. |
| Magic Island | | | Johnson refuses to stop his ship or answer the threats from the Euclidean submarine. There'll be trouble for sure! The date is approximate. |
| Magic Island | | | A visit to the "Sound Channel" for fun with Euclidean acoustics. Jerry tells S-1 the plan for escape with the wrong formula. It's not the Universal Solvent! The date is approximate. |
| Magic Island | | | Jerry and Joan convince Mrs. Gregory and Tex to allow them to attempt their plan of sabotage. A coded message for Johnson is prepared. The date is approximate. |
| Magic Island | | | Taken below the island and subjected to the "Torture Of The Echoes!" The date is approximate. |
| Magic Island | | | Tex, Pat, Jerry, and Joan steal a Euclidean submarine, which is capable of forty eight knots while one mile below the surface! The date is approximate. |
| Magic Island | | | The submarine nears Los Angeles, but the Euclideans are using magnetism to slow it down, from a second submarine! The date is approximate. |
| Magic Island | | | Joan plans to use magnetic bombs to thwart the plans of the Euclideans aboard the second submarine! The date is approximate. |
| Magic Island | | | Tex foils a Euclidean plot and plans to return to the Magic Island to conquer it! The date is approximate. |
| Magic Island | | | A return to Atlantis...the Euclidean city under the ocean floor. The most wonderful city in the world! The date is approximate. |
| Magic Island | | | Plans to free the homing pigeons for an attempted escape. The date is approximate. |
| Magic Island | | | The submarine commander becomes Elaine Raleigh, and a member of the team! The date is approximate. |
| Magic Island | | | Some kind of emergency has affected Euclidea, while Tex has become very suspicious of Elaine. The date is approximate. |
| Magic Island | | | Mrs. Gregory orders full speed ahead, but Jerry plans to slow the boat down without telling Mrs. Gregory! The date is approximate. |
| Magic Island | | | A glimpse of Joan Gregory...the missing daughter. The yacht is being dragged toward the island! The date is approximate. |
| Magic Island | | | A coded message to Johnson, but Octavo sends out a destructive tone to destroy the submarine! The date is approximate. |
| Magic Island | | | Mrs. Gregory is searching for her long-lost daughter in the South Pacific. Jerry manages to join Captain Bradford and Mrs. Gregory on the expedition. The date is approximate. This series was also syndicated on discs marked, "Atlas Radio Corporation, Hollywood." |
| Magic Island | | | A mysterious voice on radio, leading the Gregory Yacht onward. The date is approximate. |
| Magic Island | | | A strange bank of fog holds the ship fast, and the motor is dead! The date is approximate. |
| Magic Island | | | Captain Bradford's invention fails to see through the mysterious fog. The date is approximate. |
| Magic Island | | | Captain Bradford's invention, the "Strato-Scope," will penetrate the fog. The date is approximate. |
| Magic Island | | | A meeting with G-47. Joan Gregory, the missing daughter, is found at last! The date is approximate. |
| Magic Island | | | G-47's ray gun shoots down Joan and Jerry when Jerry tries to warn his friends in California. The date is approximate. |
| Magic Island | | | Captain Bradford has choked and fallen within his cell, what's happened? The date is approximate. |
| Magic Island | | | Captain Bradford has a plan to talk without G-47 listening in! The date is approximate. |
| Magic Island | | | G-47 allows Jerry to send a message to the outside world...but it does little good! The date is approximate. |
| Magic Island | | | G-47 and the Euclidians have ray guns that instantly melt a battleship. How to escape the island? The date is approximate. |
| Magic Island | | | A tour of the wonders of Euclidia. The alarm sounds, someone has tried to escape! The date is approximate. |
| Magic Island | | | Tex realizes that escape is impossible, but he has the formula for the Universal Solvent! (What's he going to keep it in?) The date is approximate. |
| Magic Island | | | A plan to call for help with carrier pigeons! The date is approximate. |
| Magic Island | | | The pigeon makes his getaway. Is rescue approaching? The date is approximate. |
| Magic Island | | | Mrs. Gregory finally can teach super-intelligent Joan how to do something...pray! The date is approximate. |
| Magic Island | | | The homing pigeon idea has failed and G-47 has Tex's secret formula! The date is approximate. |
| Magic Island | | | The secret formula is NOT the Universal Solvent...merely the formula for artificial diamonds! The date is approximate. |
| Magic Island | | | Joan and Jerry are trapped in a stuck elevator as the sea rushes down the elevator shaft, cutting off the air! The date is approximate. |
| Magic Island | | | Joan and Jerry escape from the stuck elevator, only to find that Mrs. Gregory's yacht is deserted! The date is approximate. |
| Magic Island | | | Captain Bradford's plan to escape involves a diving suit for the carrier pigeon! The date is approximate. |
| Magic Island | | | Captain Bradford returns after successfully releasing the pigeons...and a fleet of battleships is approaching! The date is approximate. |
| Magic Island | | | Mrs. Gregory and Jerry receive a coded message from Johnson. Jerry is assigned to submarine duty, and Joan is going along. The date is approximate. |
| Magic Island | | | Joan shows Jerry the wonders of Euclidean submarines. The date is approximate. |
| Magic Island | | | Jerry is forced to radio to Johnson and lure him into a trap. The messenger pigeon carries the secret formula, or does it? The date is approximate. |
| Magic Island | | | The rising waters were caused by a torpedo! Down in the submarine, Jerry and Joan have been shot with ray gun! The date is approximate. |
| Magic Island | | | Jerry and Joan awake from the sleep ray and learn that the Euclidians are aware of their plans with "The Bosun," a homing pigeon! The date is approximate. |
| Magic Island | | | The Euclidean submarine prepares to surface in a most unusual manner! The date is approximate. |
| Magic Island | | | Johnson's fuel tanks are leaking, and he will soon run out of fuel! The date is approximate. |
| Magic Island | | | The commander of the Euclidean submarine prepares the powerful magnets to begin towing Johnson's boat. The date is approximate. |
| Magic Island | | | Euclidea rises to the surface again as Mrs. Gregory and Captain Tex Bradford discover a messenger pigeon from Johnson! |
| Magic Island | | | Johnson's boat is brought to Euclidea, Jerry offers S-1 the chance to visit the rest of the world. |
| Magic Island | | | Mac MacCloud takes the place of Johnson, G-47 is given a false secret formula. Johnson has escaped and has returned to Los Angeles to get help. The date is approximate. |
| Magic Island | | | Mysterious glasses that can see through the fog...footsteps that make noise! What strange people are within the fog? The date is approximate. |
| Magic Island | | | Jerry and Jean swim underwater to Mrs. Gregory's cruiser, where she sends out a false S-O-S that she hopes Johnson will correctly interpret! The date is approximate. |
| Magic Island | | | The Captain starts the transfer of feul to the cruiser in another attempt to escape from the Magic Island. The date is approximate. |
| Magic Island | | | Jerry and Joan plan to sabotage parts of Euclidea to help them to escape. Joan even has two of the ray guns! The date is approximate. |
| Magic Island | | | Jerry has Joan appear to shoot him with a ray gun, to start their plan to cut off the supply of electricity to Euclidea. The date is approximate. |
| Magic Island | | | Trapped in a Euclidean elevator shaft! The date is approximate. |
| Magic Island | | | Jerry and Jean continue their efforts at sabotage in the Euclidean power generation room. The date is approximate. |
| Magic Island | | | All the power has been turned off on the island, and the island is starting to sink! The date is approximate. |
| Magic Island | | | A tough climb up a cement tube, and a message delivered. The date is approximate. |
| Magic Island | | | The island submerges, but everyone escapes with the help of homing pigeons! The date is approximate. |
| Magic Island | | | A coded message from Johnson follows a breathless tale of adventure. The date is approximate. |
| Magic Island | | | The oil drums are filled with turpentine, stranding the Gregory expedition with no fuel for their escape boat! The date is approximate. |
| Magic Island | | | Becalmed for hours, then recaptured by a Euclidean submarine! The date is approximate. |
| Magic Island | | | Recaptured and returned to the Magic Island, and help from the beautiful S-1. The date is approximate. |
| Magic Island | | | Recaptured and towed back to the Magic Island. The date is approximate. |
| Magic Island | | | Plans to move the Magic Island means no-one will ever find the Gregory expedition. The date is approximate. |
| Magic Island | | | While a Euclidean ray gun is heard, Tex Bradford disappears! The date is approximate. |
| Magic Island | | | Alone on the Magic Island? Mrs. Gregory takes a chance! The date is approximate. |
| Magic Island | | | A gift of three days from "The Commander." The date is approximate. |
| Magic Island | | | Jerry and Joan hear "the musical note that can destroy a battleship!" The recapitulation is slightly upcut. The date is approximate. |
| Magic Island | | | Tex and Pat are trapped in "the room of many doors." The date is approximate. |
| Magic Island | | | Joan explains the wonders of the Euclidean submarine as they head towards Los Angeles. The date is approximate. |
| Magic Island | | | The Euclideans are searching for the escaping submarine. The date is approximate. |
| Magic Island | | | Boiling water...beneath the sea! The date is approximate. |
| Magic Island | | | The submarine is attacked by Euclidean magnetic depth bombs! The date is approximate. |
| Magic Island | | | A crash dive takes the submarine out of the reaches of G-47 and the Euclideans...for now! The date is approximate. |
| Magic Island | | | Thales of Euclidea, the evil "Master Electrician," gives Tex and Pat ten seconds to surrender...or else! The date is approximate. |
| Magic Island | | | The destruction of the submarine is threatened...by a single musical note! The date is approximate. |
| Magic Island | | | Joan jettison's the stern of the submarine and saves everyone from destruction! The date is approximate. |
| Magic Island | | | A Euclidean sized case of sea-sickness! The date is approximate. |
| Magic Island | | | Jerry and Joan are brought into the Euclidean laboratory, just as the false formula begins to give out noxious fumes! The date is approximate. |
| Magic Island | | | The Euclideans immobilize Joan, Jerry, Mrs. Gregory and Tex in the middle of Los Angeles harbor...as an oil tanker destroys their boat! The date is approximate. |
| Magic Island | | | Plans for a secret arrival in Los Angeles...home at last! The date is approximate. |
| Magic Island | | | Mrs. Gregory and Tex plan to return to Euclidea, without Joan and Jerry! The date is approximate. |
| Magic Island | | | Thales is watching! The date is approximate. |
| Magic Island | | | Intruders in the house...are the Euclideans attacking? The date is approximate. |
| Magic Island | | | An intruder enters the Gregory house, and then the fire breaks up! The date is approximate. |
| Magic Island | | | A hidden recording reveals the secret plans of the Euclideans. Joan learns the meaning of fear. The date is approximate. |
| Magic Island | | | Commander S-1 is aboard the Euclidean submarine following the Gregory boat. Thales is aboard...and seeking revenge! The date is approximate. |
| Magic Island | | | The members of the Gregory expedition search for Thales aboard the ship. The date is approximate. |
| Magic Island | | | The Gregory ship is caught in a storm, the motors quit, and the only one who can start them is Thales! The date is approximate. |
| Magic Island | | | The Swedish engineer is really Thales...laid out by the Chinese cook. The date is approximate. |
| Magic Island | | | The return to Euclidea! The date is approximate. |
| Magic Island | | | A trip below the Magic Island to Atlantis in an elevator that turns horizontal! One by one, they disappear! The date is approximate. |
| Magic Island | | | Interrogation by G-47 and Thales...at two hundred feet beneath the sea, which is only the top level of Atlantis! The date is approximate. |
| Magic Island | | | Prisoners for life! The date is approximate. |
| Magic Island | | | The giant cave under the sea! The date is approximate. |
| Magic Island | | | A visit to the colony of Euclidea, with the submarine commander as tour guide. The date is approximate. |
| Magic Island | | | A life sentence in Euclidea, maybe it's not so bad! The date is approximate. |
| Magic Island | | | Cheops The Builder introduces himself...he's the man who constructed Euclidea! The date is approximate. |
| Magic Island | | | An artificial volcanic eruption causes a serious threat. The date is approximate. |
| Magic Island | | | Jerry is saved from the flooded room, as the rescue fleet departs! The date is approximate. |
| Magic Island | | | A Euclidean lunch, and further plans for escape. The date is approximate. |
| Magic Island | | | A walk through Euclidea. The date is approximate. |
| Magic Island | | | A disappearance from the sound-proof room. The date is approximate. |
| Magic Island | | | A radio broadcast from home, with a plot recap of the series to date. The date is approximate. |
| Magic Island | | | A tour through the factory that builds 1000 m.p.h. rockets...that are also submarines! The date is approximate. |
| Magic Island | | | An imminent collision aboard the rocket plane on a test flight. The date is approximate. |
| Magic Island | | | The rocket plane's instruments fail at 40,000 feet, and the ship plummets towards the ocean! The date is approximate. |
| Magic Island | | | A difficult rescue, and the Euclideans can't swim! The date is approximate. |
| Magic Island | | | A rescue at sea. The date is approximate. |
| Magic Island | | | Rescued by Johnson, just as the submarine is destroyed! The date is approximate. |
| Magic Island | | | Plans to escape, using homing pigeons! The date is approximate. |
| Magic Island | | | The destructive "Notes Of Octavia." The date is approximate. |
| Magic Island | | | The Gregory party begins another escape from Euclidea, thanks to the help of Elaine! The date is approximate. |
| Magic Island | | | The Gregory party returns to Los Angeles and lands the rocket plane in Lake Hollywood! The date is approximate. |
| Magic Island | | | Plans are made for the return to Euclidea, with Tex's Universal Solvent! The date is approximate. |
| Magic Island | | | Jerry uses his head (and his car) to keep Hollywood reporters from filing their stories, and endangering Tex's return to Euclidea. The date is approximate. |
| Magic Island | | | A police escort for Jerry and Joan! The date is approximate. |
| Magic Island | | | Tex Bradford, running out of fuel, tries a bluff! The date is approximate. |
| Magic Island | | | The Euclideans are raising the Island, what to do? The date is approximate. |
| Magic Island | | | Jerry, Joan, and Mrs. Gregory despair of coming to the aid of Tex. The date is approximate. |
| Magic Island | | | A leaking lifeboat and a light in the darkness! The date is approximate. |
| Magic Island | | | Thales agrees to the entire surrender of Euclidea! The date is approximate. |
| Magic Island | | | G-47 has disappeared! |
| Magic Island | | | A visit from Professor Hubbard and the amazing revelation of his secret identity! The date is approximate. |
| Magic Island | | | Three new college students and the destruction of Euclidea! Last episode of the series. The date is approximate. |
| Magic Island | | | A escape opportunity in a steel tube. The date is approximate. |
