Calificación
Reparto

Edna May Oliver
Hildegarde Withers

James Gleason
Police Insp. Oscar Piper

Bruce Cabot
Stevens

Gertrude Michael
Jane Davis

Regis Toomey
Detective Smiley North

Edgar Kennedy
Detective Donahue

Tully Marshall
MacFarland

Jackie Searl
Leland

Frederick Vogeding
Otto (as Fredrik Vogeding)

Barbara Fritchie
Louise

Gustav von Seyffertitz
Dr. Von Immen

Tom Herbert
Detective McTeague

Jed Prouty
Dr. Levine

Wade Boteler
Bearded Diner (Uncredited)

Tommy Bupp
School Boy (uncredited)

Frank Mills
Diner Counterman (uncredited)