Don Terry

as Howe

as Comdr. Don Winslow

as Gris

as Lieutenant (uncredited)

as Sgt. Dick 'Rusty' Manson

as Cmdr. Don Winslow

as Buckskin Billy Burke

as Dr. David Lynd

as Captain Kirk Armstrong

as Rusty

as William Flynn Hitchcock / Bill Flinn

as Eddie Daniels

as Strangler (uncredited)

as Reef (uncredited)

as Cole

as Ping-Pong Player (uncredited)

as Inspector Kellog

as Larry Kent

as Frederick 'Fred' Garth

as District Attorney Don Blane

as William Dennis

as Duke Mallor

as Tim Sawyer

as Party Guest (Uncredited)

as Bob Reid

as Policeman (uncredited)

as Gregg

as Bob Hamlin

as Dick Starr

as Jimmy Williams

as Buddy Brower