Helene Reynolds
饰 Anne Bitts
Jonathan Hale
饰 Inspector Henry Fernack
Donald MacBride
饰 Inspector John H. Bohlen
Thomas W. Ross
饰 Professor Horatio T. Bitts
Elliott Sullivan
饰 Monk 'Warren'
斯坦利·布莱斯通
饰 Detective Sadler (uncredited)
拉尔夫·邓恩
饰 Police Sergeant (uncredited)
Byron Foulger
饰 Ephraim Byrd (uncredited)
Billy Franey
饰 Street Shooting Witness (uncredited)
Edward Gargan
饰 Police Sergeant (uncredited)
William Haade
饰 Helm Van Roon aka 'The Dutchman' (uncredited)
Donald Kerr
饰 Card Player (uncredited)
Pat McKee
饰 Card Player (uncredited)
Lal Chand Mehra
饰 Cairo Express Office Clerk (uncredited)
Walter Miller
饰 Mac (uncredited)
Pat O'Malley
饰 Express Man (uncredited)
Jack O'Shea
饰 Spectator on Street (uncredited)
