Sterling Hayden

as Commander Dan Collier

Richard Carlson

as Lt. (j.g.) Joe Rodgers

William Phipps

as Red Kelley

John Bromfield

as Ens. Snakehips McKay

Keith Larsen

as Ens. Barney Smith / Barney Oldfield

William Schallert

as Ens. Longfellow

Phyllis Coates

as Dorothy Collier