Full Cast — Man from Atlantis (1977–1978)

Patrick Duffy

Mark Harris

Belinda Montgomery

Dr. Elizabeth Merrill

Alan Fudge

Dr. Crawford

Robert Lussier

Brent

J. Víctor López

Cetacean crew (as Victor Lopez) / Cetacean crew( as J. Victor Lopez) / Cetacean crew (as J. Victor Lopez)

Jean Marie Hon

Cetacean crew

Anson Downes

Cetacean crew

Victor Buono

Mr. Schubert

Ted Neeley

Jack Muldoon

Sydney Lassick

Gary Owens

Blaise Mullen

Pernell Roberts

Clint Hollister

René Auberjonois

Havergal

Val Avery

Lew

Pat Morita

Moby

Michael Strong

Hugh Trevanian

Sharon Farrell

Charlene Baker

Carole Mallory

Vicki

Ted Cassidy

Canja

Kareem Abdul-Jabbar

Thark