Randolph Scott as Colonel Thorwald

Alan Curtis as John Harbison

Noah Beery Jr. as Cpl. Kurt Richter

J. Carrol Naish as Lieutenant C.J. Cristoforos

Sam Levene as Leo 'Transport' Andreof

Robert Mitchum as 'Pig iron' Matthews

Louis Jean Heydt as Lt Roland Browning

David Bruce as Larry O'Ryan

Richard Lane as Capt. Dunphy

Walter Sande as McBride

Rod Cameron as Rube Tedrow

Grace McDonald as Kathleen Corrigan

Milburn Stone as Cmdr. Blake

Peter Coe as Kozzarowski

Harold Landon as Frankie Montana