Episodes List
Ep.1 The Alcatraz Story
Air Date: 1959-01-04
Mike trains three brothers in the use of scuba gear, unaware that they plan to break a fourth sibling out of Alcatraz.
Ep.2 Operation Greenback
Air Date: 1959-01-11
Mike unwittingly shares his explosives expertise with an old navy buddy who is planning an underwater bank heist.
Ep.3 Underwater Security
Air Date: 1959-01-18
While testing the coastal security of a rocket fuel plant, Mike discovers a pair of saboteurs.
Ep.4 Underwater Labyrinth
Air Date: 1959-01-25
Mike is hired to retrieve a new guided-missile tracking device from a test boat sunk during a Florida hurricane, but finds that underwater thieves have beaten him to the punch.
Ep.5 Monte Cristo
Air Date: 1959-02-01
As consultant on a remake of The Count of Monte Cristo, Mike finds that the emotions of the star and his stand-in may lead to disaster in the execution of a stunt.
Ep.6 The Stunt
Air Date: 1959-02-08
An overconfident swimming champion endangers both herself and Mike when she challenges him to an underwater race to Catalina.
Ep.7 Diving for the Moon
Air Date: 1959-02-15
Mike and a group of astronauts-in-training are stranded on the seabed when a hurricane blows their boat away.
Ep.8 The Search
Air Date: 1959-02-22
Mike comes to the rescue of a scuba diver who has been trapped in a kelp bed while spear fishing.
Ep.9 Jettisoned
Air Date: 1959-03-01
Mike races to recover a ditched nuclear warhead before sea water corrodes the casing.
Ep.10 Murder at 60 Feet
Air Date: 1959-03-08
A man planning to murder his wife hires Mike to teach her to scuba dive so that he may lure her into a dangerous underwater current.
Ep.11 Air Pockets
Air Date: 1959-03-15
Mike is hired to dive on a sunken freighter in New York Harbor in the hopes that some crew members may still be alive in air pockets.
Ep.12 The Dam
Air Date: 1959-03-22
While checking the underwater security of a new dam, Mike discovers a bomb that has been placed in an intake valve.
Ep.13 Dock Fire
Air Date: 1959-03-29
In an effort to prevent a dock fire from igniting chemicals stored in a warehouse, Mike swims into the building through an intake pipe.
Ep.14 The Persuaders
Air Date: 1959-04-05
Drug smugglers force Mike at gunpoint to help them retrieve a sunken shipment of narcotics.
Ep.15 Nerve Gas
Air Date: 1959-04-12
After discovering a sunken Japanese submarine, the amateur skin diver who found it goes violently berserk.
Ep.16 Strange Salvage
Air Date: 1959-04-19
Mike investigates the deaths of a pair of divers who were murdered after discovering a sunken yacht laden with jewels.
Ep.17 Underwater Survey
Air Date: 1959-04-26
While looking into the possibility of linking two Latin American lakes by a canal, Mike runs afoul of rebel guerillas.
Ep.18 Underwater Curtain
Air Date: 1959-05-03
Mike discovers a submarine off the Panama coast that is a base of operations for divers planning to destroy the Panama Canal.
Ep.19 Hermes
Air Date: 1959-05-10
A Greek sponge diver and his pretty girlfriend lay a minefield for Mike, fearful that he will interfere with their discovery of a valuable statue on the Mediterranean seabed.
Ep.20 The Briefcase
Air Date: 1959-05-17
A man tricks a scientist into dropping a top-secret folio overboard, where a confederate can retrieve it.
Ep.21 Cave Diving
Air Date: 1959-05-24
Mike attempts to rescue a geologist who has been trapped in an underwater cave by a sudden landslide.
Ep.22 Water Ski Show
Air Date: 1959-07-01
Mike investigates the mysterious death of the featured performer in a water ski show during the act's underwater finale.
Ep.23 Underwater Shrine
Air Date: 1959-06-07
Mike and a pair of archaeologists risk the anger and booby traps of islanders while exploring underwater caves in the Caribbean.
Ep.24 Chain of Evidence
Air Date: 1959-06-14
Latin American revolutionaries recruit Mike to recover the body of their murdered leader from the palace lagoon in order to ignite an uprising.
Ep.25 Treasure Hunt
Air Date: 1959-06-21
A young skindiver is found murdered after stealing lobsters from an elderly fisherman as an initiation stunt.
Ep.26 Sea Serpent
Air Date: 1959-06-28
Mike defies tales of a mysterious sea serpent when he searches for a shipment of stolen liquid explosives in Arabia.
Ep.27 The Getaway
Air Date: 1959-07-05
After one of their number is wounded in the robbery of a beach side casino, a team of thieves kidnap a doctor's wife in order to lure the physician into a trap.
Ep.28 Underwater Ejection
Air Date: 1959-07-12
A freak accident endangers a man's life during the test of Mike's new method of retrieving sunken ICBM nose cones.
Ep.29 The Female
Air Date: 1959-07-19
A beautiful woman plots revenge against Mike after flunking out of his class for scuba diver instructors.
Ep.30 Port Security
Air Date: 1959-07-26
Mike tries to break a ring of drug traffickers who are smuggling heroin into the country in ballast tanks.
Ep.31 Underwater Park
Air Date: 1959-08-02
Someone attempts to kill Mike while he's scouting out a site for an underwater marine preserve.
Ep.32 Underwater Unit
Air Date: 1959-08-09
Mike is recruited to train a pair of divers for an urgent secret assignment.
Ep.33 Proof of Guilt
Air Date: 1959-08-16
Mike uses an underwater TV camera setup to nab thieves who are robbing a Hawaiian girl's pearl beds.
Ep.34 Chained
Air Date: 1959-08-23
Mike stands by to assist an undercover man in his assignment to infiltrate an illegal alien-smuggling ring.
Ep.35 Ransom
Air Date: 1959-08-30
A husband-wife team steal and then ransom some computer tapes necessary to a plant's operations.
Ep.36 Oil Island
Air Date: 1959-09-06
A careless salvage diver is trapped on the deck of a sunken freighter by some lead cable.
Ep.37 Base of Operations
Air Date: 1959-09-13
A husband and wife team of photojournalists ignore Mike's warnings about diving on a sunken ocean liner and are imperiled by the pressures of the deep.
Ep.38 Kelp Forest
Air Date: 1959-09-20
A coastal fisherman wages a private war against kelp harvesters, blaming them for ruining the fishing grounds necessary to his livelihood.
Ep.39 The Raft
Air Date: 1959-09-27
Mike dives onto a sunken freighter loaded with nitro, planning to detonate the cargo before it drifts away into the shipping lanes.
