Diễn viên
Joseph Crehan
Police Sgt. Matthews
Harry Depp
Charles Edwards
Claudia Dell
Vera Starkey
Helen Beverly
Norma Duncan aka Nancy Wood
Frank Jaquet
Paul Hamlin
Charles Jordan
Tom Starkey
Darby Jones
Johnson
Edward Earle
Dawson, Police Lab
Sidney Toler
Charlie Chan
Frances Chan
Frances Chan
Mantan Moreland
Birmingham Brown
Ralph Peters
Officer Rafferty
Jacqueline deWit
Justine Bonner
Geraldine Wall
Harriet Green