Rear Admiral Bellinger

McKittreck

Unknown

Stuart Warren

Admiral Hoyle

Sam

Gavin

Frank Taubman

Lt. John Huntley

Capt. Pete Jago

William P. Selby, Attorney

Jerome Stokes

Lewis Ames

Arthur Morrell

(voice)

Dr. Croatman

Jack Simpson

Attorney John

Unknown

Jim Lucas

Narrator (voice)

Trailer's Hooded Narrator (uncredited)

Detective Sgt. Truscott / Narrator

Hardin

Rogers

James Joshua Harkley

Victor Backett

Jim Hart

Unknown

Hanover

Lieutenant Patrick O'Reilly

Spike

Ace Marco

Spider