本·戈扎那

Ben Gazzara

饰：Cmdr. Adrian Blake

沃尔特·皮金

Walter Pidgeon

饰：Dr. Samuel Andrews

伊薇特·米米亚克斯

Yvette Mimieux

饰：Dr. Leah Jansen

欧内斯特·博格宁

Ernest Borgnine

饰：Chief Diver Don MacKay

唐纳利·罗德

Donnelly Rhodes

饰：Diver Bob Cousins

克里斯·维金斯

Chris Wiggins

饰：Capt. Williams

迈克尔·J·雷诺兹

Michael J. Reynolds

饰：Dr. Hal Hamilton

Mark Walker

Mark Walker

饰：Diver Dave Moulton

莱斯利·卡尔森

Leslie Carlson

饰：Brigs, Triton Radioman

斯图尔特·格兰德

Stuart Gillard

饰：Diver Phil Bradley

Ed McGibbon

饰：Dr. Norton Shepherd

Joan Gregson

Joan Gregson

饰：Dobson

David Yorston

饰：Diver Stephens

Ken Pogue

Ken Pogue

饰：Diver Thomas

Dave Mann

饰：Hawkes

Dan MacDonald

饰：Lt. Hobbs, Halifax day officer

Richard Whelan

饰：Radio Officer

David Renton

David Renton

饰：Warrant Officer

Kei Fujiwara

Kei Fujiwara

饰：Kay, lab technician

不二稿京

Kei Fujiwara

饰：Kay, lab technician

弗兰克·佩里

Frank Perry

饰：Sub Captain (Onondaga)