Zolok
Mulligan
Joe Saunders
George - Eadie's Stepfather (uncredited)
Bonelli
Dan O'Rourke
Inspector Mason (as William Boyd)
Bill Sikes
Thorwaldt Cornish (as William Boyd)
Sloane
Captain Boynton
Valentine 'Vanny' Powers (as William Boyd)
Harry Evans
Sergeant Hogan
Dr. Ed Marcy
Jerry Kenton
Lt. Valcour
McCoy
Kedge Darvis
'Sudden Mike' Slade
Jed Graves
Alec McNamara
Burr Winton
Diamond Joe Jennings
Harry Gray
Lawrence Reagan
Max Rupholdt
Isaac (as William Boyd)
Prime Minister