On screen
Cast
45 credited performers
Rock Hudson
Cdr. James Ferraday
Ernest Borgnine
Boris Vaslov
Patrick McGoohan
David Jones
Jim Brown
Capt. Leslie Anders
Tony Bill
Lt. Russell Walker
Alf Kjellin
Col. Ostrovsky
Gerald S. O'Loughlin
Lt. Cdr. Bob Raeburn
Ted Hartley
Lt. Jonathan Hansen
Murray Rose
Lt. George Mills
Artwork unavailable
Michael T. Mikler
Lt. Courtney Cartwright
Artwork unavailable
Joseph Bernard
Dr. Jack Benning
Jonathan Goldsmith
Russian Aide
Sherwood Price
Lt. Edgar Hackett
Artwork unavailable
Lee Stanley
Lt. Mitgang
John Orchard
Survivor
Artwork unavailable
Jim Dixon
Earl MacAuliffe
Ron Masak
Paul Zabrinczski
Artwork unavailable
Boyd Berlind
Bruce Kentner
Artwork unavailable
Craig Shreeve
Gafferty
Artwork unavailable
Wade Graham
Parker
Artwork unavailable
David Wendel
Cedric Patterson
Ronnie Rondell Jr.
Lyle Nichols
Artwork unavailable
Ted Kristian
Wassmeyer
Lloyd Haynes
Webson
Artwork unavailable
Michael Grossman
Kohler
Artwork unavailable
Buddy Garion
Edward Rawlins
Artwork unavailable
Don Newsome
Timothy Hirsch
Artwork unavailable
Robert Carlson
Kelvaney
William O'Connell
Survivor
Artwork unavailable
Michael Rougas
Fannovich
Artwork unavailable
Gary Downey
Lorrison
Artwork unavailable
T. J. Escott
Lt. Carl Mingus
Jed Allan
Peter Costigan
Buddy Joe Hooker
Hill
Lloyd Nolan
Admiral Garvey
Jim Goodwin
Survivor
Artwork unavailable
William Byron Hillman
Philip Munsey
Artwork unavailable
Dennis Alpert
Gambetta
Budd Albright
Seaman with torpedo accident (uncredited)
Artwork unavailable
John Breen
Bar Patron (uncredited)
Artwork unavailable
Louie Elias
Maneuver Sergeant (uncredited)
Artwork unavailable
Ty Haller
Pvt. Grey (uncredited)
James Jeter
2nd Barman (uncredited)
Artwork unavailable
Larry Strong
Wardroom Attendent (uncredited)
Elliott Sullivan
Bartender (uncredited)