Characters played by Sterling Hayden
Steve
Characters played by J. Carrol Naish
Bruno
Characters played by Joy Page
Nina
Characters played by Kenneth Tobey
George
Characters played by Arthur Caruso
Aldo
Characters played by Frank DeKova
Benedetto
Characters played by Paul Fierro
Don Gaetano
Characters played by Maurice Jara
Ettore
Characters played by Tony Dante
Mario
Characters played by David Leonard
Father Paola
Characters played by James Flavin
Col. Allison
Characters played by Harry Lauter
Lt. Duncan
Characters played by Jeffrey Stone
Lt. Gross
Characters played by David Bond
Priest
Characters played by Louis Lettieri
Boy
Characters played by Anthony Caruso
Aldo
Characters played by Roy Jenson
German Soldier
Characters played by Morgan Jones
Pilot
Characters played by Joel Marston
(uncredited)