Ralph Bellamy
John Baxter
Fay Wray
Eleanor Dunlap
Regis Toomey
Ted Hall
Walter Kingsford
Dr. L.B. Carter
Ann Doran
Madelon Martin
Warren Hull
Phil Dunlap
Forbes Murray
Colonel Scully
John Tyrrell
Johnson
Paul Whitney
Mason
May Wallace
Mrs. Baxter
Lorna Gray
Nurse Anna Loring
Dick Curtis
Williams (uncredited)
Bess Flowers
Mrs. Austin (uncredited)
Byron Foulger
Schuster aka Quirk (uncredited)
Bob Walker
Workman (uncredited)
Christy Cabanne
Smashing the Spy Ring
Released
Bande-annonce
