Scientists surgically transform the Creature into an air-breather, but being able to live on land is not enough to make him comfortable with humans. Enraged, he turns his wrath on anyone who comes near as he desperately tries to return to the deep-water world where he truly belongs.
Rex Reason
as Dr. Thomas Morgan
Jeff Morrow
as Dr. William Barton
Leigh Snowden
as Marcia Barton
Gregg Palmer
as Jed Grant
Maurice Manson
as Dr. Borg
James Rawley
as Dr. Johnson
David McMahon
as Capt. Stanley
Paul Fierro
as Morteno
Lillian Molieri
as Mrs. Morteno
Frank Chase
as Steward
Larry Hudson
as State Trooper
Ricou Browning
as The Gill Man (in water)(uncredited)
