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Sea Hunt

1958 ★ 6.7 4 seasons 155 eps TV-MA

Action & Adventure

Drama

Sea Hunt is an American adventure television series that aired in syndication from 1958 to 1961 and was popular in syndication for decades afterwards. The series originally aired for four seasons, with 155 episodes produced. It stars Lloyd Bridges as ex-Navy frogman Mike Nelson, and was produced by Ivan Tors.

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Where to watch Sea Hunt

Sea Hunt is available to stream on Nabby via 6 verified sources, aggregated from publicly available embed providers. The action & adventure from Ivan Tors has 4 seasons and 155 total episodes, rated 6.7/10 by 20 viewers.

Last verified: October 17, 2026 · Source: TMDB

Episodes 155 total across 4 seasons

39 episodes19583 watched

Sixty Feet Below✓

Mike tries to free the pilot of a downed jet from his watertight cockpit before his air runs out, without causing the man's death from the water pressure.

Flooded Mine✓

While investigating the cause of a mine flood that killed thirty men, Mike stumbles upon an air pocket with two survivors.

Rapture of the Deep✓

A grudge between two divers whom Mike is testing for underwater mining skills becomes a secondary issue when one of them contracts nitrogen narcosis.

Mark of the Octopus✓

Before Mike can investigate the disappearance of a pair of skin-diving geologists, one turns up dead on the beach bearing marks resembling the suction valves of a giant octopus.

The Sea Sled✓

Mike helps the Immigration Department Border Patrol break up an underwater border-running operation.

Female of the Species✓

A beautiful woman hires Mike to give her diving lessons for mysterious reasons.

Mr. Guinea Pig✓

An attractive magazine photographer hires Mike to assist her in getting pictures of a sunken barge off the coast of Mexico.

Hired to test a new electronic fish-finder, Mike encounters a village where every fish in the vicinity has disappeared.

A pair of ruthless treasure hunters dupes a young skin diver into helping them loot a sunken ship.

Mike dives into the Caribbean to recover the lost nose cone from an ICBM rocket before enemy agents can get it.

Killer Whale✓

A killer whale is capsizing boats and endangering scuba divers and swimmers along a stretch of coastline.

Midget Submarine✓

Mike plays commando in rescuing a scientist who had defected from Soviet kidnappers who are returning him to Moscow aboard a Pacific liner.

The Shark Cage✓

Mike and two cameramen are imperiled when an irrationally jealous man drops their camera cage into shark-infested waters.

Mike competes with a pair of helmet divers to salvage a German submarine sunk off the coast of South America.

Continental Rift✓

A man claims to have invented a machine that can locate ships carrying gold.

Mike is nearly killed by a massive electrical jolt used by a poacher to kill fish in the Florida Everglades.

Girl in the Trunk✓

Mike comes to the aid of a female escape artist when her underwater stunt goes awry.

The Sponge Divers✓

Mike interrupts an underwater survey in the Gulf of Mexico in order to save a diver whose air line has become snarled.

Diamond River✓

Mike supervises a diamond diving expedition in South America, but discovers that his employers are poaching on someone else's property.

Alligator Story✓

A vicious alligator escapes from a wild animal show and takes refuge in the lake of a public park.

Magnetic Mine✓

An entire Mexican town is menaced by the presence of a derelict floating mine in its harbor that could ignite fumes from the local nitrate factory if it is detonated.

Underwater Patrol✓

The State of Florida hires Mike to organize and train an underwater police force to deal with a series of underwater crimes.

Legend of the Mermaid✓

Mike investigates an underwater grotto said to feature a mermaid that lures men to their deaths.

Pressure Suit✓

A professor and his daughter hire Mike to help them search for a rare underwater plant in Costa Rica.

The Prospectors✓

A pair of prospectors hire Mike to trace the source of radioactive fish with a Geiger counter in hopes of finding a uranium deposit.

Mike is hired by a playboy sportsman to supervise their underwater shark ""safari"" in the waters off Peru.

Underwater Station✓

Mike finds a famous rocket scientist being held in an underwater prison by enemy agents.

The Lost Ones✓

A frustrated former athlete pushes his children to be Olympic swimmers, resulting in their becoming trapped in a cave by a rising tide.

Capture of the Santa Rosa✓

Mike leads a diving team in rescuing a Latin American diplomat and his family from kidnappers.

The Shipwreck✓

Mike and three other survivors share a life raft after a storm capsizes their boats.

The Big Dive✓

Mike's work on a movie prompts a fellow stunt diver to attempt a dangerous record-setting dive.

The Birthday Present✓

After locating a leak in a gas line and retrieving a young boy's sunken bicycle, Mike is beaten up and threatened by a gang of thugs.

Dead Man's Cove✓

An underwater camera holds the key to determining whether a woman's drowning was accidental, as her husband claims, or not.

Mike is hired to destroy an underwater offshore peak that is notorious for ripping the hulls out of passing ships.

The Amphibian✓

A group of sportsmen hire Mike to supervise their skin-diving outing, whereupon one of them sneaks off and begins photographing secret Navy facilities.

Lord Christobal✓

Mike is hired by an insurance company to investigate the sinking of a freighter, but a murder indicates that someone doesn't want him to complete his task.

Mike investigates reports of a sea monster off the coast of Mexico.

The Sea Has Ears✓

The murder of a telephone company employee leads Mike to an underwater cable that is being tapped to access top-secret research Conferences.

The Manganese Story✓

Mike discovers an important manganese deposit, but an ambitious young geologist, sharks, and an approaching hurricane threaten to silence him before he can inform the government.

Frequently asked

How many seasons does Sea Hunt have?

Sea Hunt has 4 seasons with 155 episodes in total.

Is Sea Hunt still on the air?

Sea Hunt has ended and is no longer in production.

When did Sea Hunt first air?

Sea Hunt first aired on January 4, 1958.

Cast

Lloyd Bridges

Lloyd Bridges

Mike Nelson

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