Patric Knowles
Private Detective Jerry Church
Lionel Atwill
Dr. Fish
Anne Gwynne
Kit Logan Church
Mantan Moreland
Horatio B.Fitz Washington
Samuel S. Hinds
Dudley Crispin
Mona Barrie
Eileen Crispin
Shemp Howard
Det. Sgt. Sweeney
Paul Cavanagh
John Crispin
Edmund MacDonald
Det. Capt. Bill Hurd
John Gallaudet
Ernie Paul