Cast
Fay Baker
Margie O'Reilly, alias Sandra Doray
William Forrest
Mason Carter
June Vincent
Doris Howell
George E. Stone
The Runt
Frank Sully
Sgt. Matthews
Sarah Selby
Claire Carter
Mary Currier
Helen Kenyon
Bess Flowers
Party guest
Chester Morris
Horatio 'Boston Blackie' Black
Richard Lane
Insp. William R. Farraday
Patricia Barry
Joan Howell (as Patricia White)
Edward Norris
Igor Borio