Season 2

01 The Alcatraz Story Episode 14th January 1959 Mike trains three brothers in the use of scuba gear, unaware that they plan to break a fourth sibling out of Alcatraz. 02 Operation Greenback Episode 211th January 1959 Mike unwittingly shares his explosives expertise with an old navy buddy who is planning an underwater bank heist. 03 Underwater Security Episode 318th January 1959 While testing the coastal security of a rocket fuel plant, Mike discovers a pair of saboteurs. 04 Underwater Labyrinth Episode 425th January 1959 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. 05 Monte Cristo Episode 51st February 1959 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. 06 The Stunt Episode 68th February 1959 An overconfident swimming champion endangers both herself and Mike when she challenges him to an underwater race to Catalina. 07 Diving for the Moon Episode 715th February 1959 Mike and a group of astronauts-in-training are stranded on the seabed when a hurricane blows their boat away. 08 The Search Episode 822nd February 1959 Mike comes to the rescue of a scuba diver who has been trapped in a kelp bed while spear fishing. 09 Jettisoned Episode 91st March 1959 Mike races to recover a ditched nuclear warhead before sea water corrodes the casing. 10 Murder at 60 Feet Episode 108th March 1959 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. 11 Air Pockets Episode 1115th March 1959 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. 12 The Dam Episode 1222nd March 1959 While checking the underwater security of a new dam, Mike discovers a bomb that has been placed in an intake valve. 13 Dock Fire Episode 1329th March 1959 In an effort to prevent a dock fire from igniting chemicals stored in a warehouse, Mike swims into the building through an intake pipe. 14 The Persuaders Episode 145th April 1959 Drug smugglers force Mike at gunpoint to help them retrieve a sunken shipment of narcotics. 15 Nerve Gas Episode 1512th April 1959 After discovering a sunken Japanese submarine, the amateur skin diver who found it goes violently berserk. 16 Strange Salvage Episode 1619th April 1959 Mike investigates the deaths of a pair of divers who were murdered after discovering a sunken yacht laden with jewels. 17 Underwater Survey Episode 1726th April 1959 While looking into the possibility of linking two Latin American lakes by a canal, Mike runs afoul of rebel guerillas. 18 Underwater Curtain Episode 183rd May 1959 Mike discovers a submarine off the Panama coast that is a base of operations for divers planning to destroy the Panama Canal. 19 Hermes Episode 1910th May 1959 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. 20 The Briefcase Episode 2017th May 1959 A man tricks a scientist into dropping a top-secret folio overboard, where a confederate can retrieve it. 21 Cave Diving Episode 2124th May 1959 Mike attempts to rescue a geologist who has been trapped in an underwater cave by a sudden landslide. 22 Water Ski Show Episode 221st July 1959 Mike investigates the mysterious death of the featured performer in a water ski show during the act's underwater finale. 23 Underwater Shrine Episode 237th June 1959 Mike and a pair of archaeologists risk the anger and booby traps of islanders while exploring underwater caves in the Caribbean. 24 Chain of Evidence Episode 2414th June 1959 Latin American revolutionaries recruit Mike to recover the body of their murdered leader from the palace lagoon in order to ignite an uprising. 25 Treasure Hunt Episode 2521st June 1959 A young skindiver is found murdered after stealing lobsters from an elderly fisherman as an initiation stunt. 26 Sea Serpent Episode 2628th June 1959 Mike defies tales of a mysterious sea serpent when he searches for a shipment of stolen liquid explosives in Arabia. 27 The Getaway Episode 275th July 1959 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. 28 Underwater Ejection Episode 2812th July 1959 A freak accident endangers a man's life during the test of Mike's new method of retrieving sunken ICBM nose cones. 29 The Female Episode 2919th July 1959 A beautiful woman plots revenge against Mike after flunking out of his class for scuba diver instructors. 30 Port Security Episode 3026th July 1959 Mike tries to break a ring of drug traffickers who are smuggling heroin into the country in ballast tanks. 31 Underwater Park Episode 312nd August 1959 Someone attempts to kill Mike while he's scouting out a site for an underwater marine preserve. 32 Underwater Unit Episode 329th August 1959 Mike is recruited to train a pair of divers for an urgent secret assignment. 33 Proof of Guilt Episode 3316th August 1959 Mike uses an underwater TV camera setup to nab thieves who are robbing a Hawaiian girl's pearl beds. 34 Chained Episode 3423rd August 1959 Mike stands by to assist an undercover man in his assignment to infiltrate an illegal alien-smuggling ring. 35 Ransom Episode 3530th August 1959 A husband-wife team steal and then ransom some computer tapes necessary to a plant's operations. 36 Oil Island Episode 366th September 1959 A careless salvage diver is trapped on the deck of a sunken freighter by some lead cable. 37 Base of Operations Episode 3713th September 1959 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. 38 Kelp Forest Episode 3820th September 1959 A coastal fisherman wages a private war against kelp harvesters, blaming them for ruining the fishing grounds necessary to his livelihood. 39 The Raft Episode 3927th September 1959 Mike dives onto a sunken freighter loaded with nitro, planning to detonate the cargo before it drifts away into the shipping lanes.