Capt. Murrell
Von Stolberg (as Curt Jurgens)
Lt. Ware (as Al Hedison)
'Heinie' Schwaffer
Doctor
Von Holem
Lt. Crain
Quartermaster
Ellis (uncredited)
American Sailor (uncredited)
QM1 Quiroga (uncredited)
FMB Operator (uncredited)
Chief Engineer (uncredited)
German Soldier (uncredited)
German Sailor (uncredited)
BMSN Corky (uncredited)
Radarman Andrews (uncredited)
Lt. Mackeson (uncredited)
BMSN Robbins (uncredited)
Cook (uncredited)
Sailor (uncredited)
Officer (uncredited)
Albert - German Sailor (uncredited)
Kunz (uncredited)
Soldier (uncredited)
Lt. Bonelli (uncredited)
Ens. Merry (uncredited)
Braun (uncredited)
Messenger (uncredited)
Sonarman Lewis (uncredited)
Fireman (uncredited)
Mueller (uncredited)
Torpedo Petty Officer (uncredited)
Striker (uncredited)