The BEST Episodes of Man from Atlantis

Every episode ever - ranked by fan votes!

Last Updated: Nov 29, 2021

Network: NBC

After found washed ashore, Mark Harris is believed to be the lone survivor of the legendary continent of Atlantis. Having adapted to life underwater, Mark assists an institute for undersea research operated by his human friends, Dr. Elizabeth Merrill and C.W. Crawford, and joins Dr. Merrill in several exploratory missions aboard a high-tech submarine. They encounter several bizarre phenomena, including portals leading to other dimensions, a substance capable of altering personalities, an impish creature whose touch causes a mental return to childhood, and the scheme of a portly millionaire, Mr. Schubert, to melt the polar icecaps.

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Hawk Of Mu

#1 - Hawk Of Mu

Season 1 - Episode 3 - Aired Oct 18, 1977

Mark, investigating a power outage, discovers a centuries-old hawk statue from the legendary civilization of Mu. The statue, when used properly, can remove the power from a large area. Schubert discovers the power of the hawk statue and Mark must prevent him from taking it.

star 9.35
37 votes
Melt Down

#2 - Melt Down

Season 1 - Episode 1 - Aired Sep 22, 1977

Schubert threatens to cause worldwide flooding by using powerful microwaves to melt the earth's polar ice caps, unless the government turns Mark Harris over to him.

star 7.85
40 votes
Directors: Virgil W. Vogel
Writers: Tom Greene
Shoot Out At Lands End

#3 - Shoot Out At Lands End

Season 1 - Episode 6 - Aired Nov 8, 1977

Mark is somehow linked with a man named Billy, existing in a wild west town, who appears to be his twin. Investigating, Mark arrives in the town and discovers Billy had the same webbing as Mark but has had it removed.

star 7.60
5 votes
Directors: Harry Harris
Writers: David H. Balkan, Luther Murdoch
Deadly Carnival

#4 - Deadly Carnival

Season 1 - Episode 13 - Aired Jun 6, 1978

Mark goes undercover to investigate members of a carnival planning to break into a museum. The only way to break into the museum is through an underwater tunnel of which only Mark can swim. When he is approached, he refuses. The owner of the carnival is then kidnapped and threatened unless Mark helps.

star 7.50
2 votes
Directors: Dennis Donnelly
Writers: Larry Alexander
The Mudworm

#5 - The Mudworm

Season 1 - Episode 2 - Aired Oct 13, 1977

When a multimillion-dollar underwater probe malfunctions and begins attacking any ship that travels near it, Mark must reason with its highly advanced brain and convince it to stop

star 7.40
25 votes

#6 - Imp

Season 1 - Episode 11 - Aired Apr 25, 1978

An impish little man enters an underwater station and causes the crew to become irrational simply by touching them. After three crewmen die the F.F.O.R. hears Duke, the last crewman talking, over the radio in a childish manner and investigates. Mark swims over and brings Duke over to the Cetacean, not knowing the imp has stowed aboard.

star 7.00
2 votes
Directors: Paul Krasny
Writers: Shimon Wincelberg

#7 - Siren

Season 1 - Episode 12 - Aired May 2, 1978

While investigating the mysterious loss of three ships in one part of the ocean, Mark and the crew of the Cetacean encounter a submarine operated by a modern day pirate. The pirate has captured a mermaid that can produce a hypnotic siren song, which mesmerizes anyone who hears it, even Mark.

star 7.00
2 votes
Writers: Michael Wagner

#8 - Giant

Season 1 - Episode 4 - Aired Oct 25, 1977

The oceans are leaking through a fissure in the ocean floor. A conman named Muldoon agrees to guide Mark through the fissure to investigate. However, Mark is unaware that giants inhabit the other side of the fissure and Muldoon has already stolen gold from one of them.

star 6.85
13 votes
Directors: Virgil Vogel
Writers: Tom Greene
Crystal Water, Sudden Death

#9 - Crystal Water, Sudden Death

Season 1 - Episode 7 - Aired Nov 22, 1977

Schubert attempts to make a satellite weapon to knock out the Earth's communications. However, to power the weapon he needs the energy crystals protected by a forcefield under the ocean. The crystals actually power the forcefield that protects an underwater city.

star 6.67
3 votes
Writers: Michael Wagner
The Naked Montague

#10 - The Naked Montague

Season 1 - Episode 8 - Aired Dec 6, 1977

An underwater landslide transports Mark to Verona, Italy... in the days of Romeo and Juliet.

star 6.50
4 votes
Writers: Larry Alexander
Scavenger Hunt

#11 - Scavenger Hunt

Season 1 - Episode 10 - Aired Apr 18, 1978

Mark encounters Muldoon, who is using a sea monster to make island natives sacrifice young girls to him.

star 6.00
4 votes
Writers: Peter Allan Fields
C.W Hyde

#12 - C.W Hyde

Season 1 - Episode 9 - Aired Dec 13, 1977

C.W. develops a Jekyll-and-Hyde personality after swallowing a mysterious liquid.

star 6.00
3 votes
Directors: Barry Crane
Writers: Luther Murdoch
Man O'War

#13 - Man O'War

Season 1 - Episode 5 - Aired Nov 1, 1977

Using his genetic scientists, Schubert produces a giant jellyfish which he intends to release unless his extortion demands are met.

star 5.87
8 votes
Directors: Virgil Vogel
Writers: Alan Caillou