Winston Havlock
Archibald Gracie
Chairman / Doctor (voice)
Tarbuck
Captain Chablat
Justin
Inspector McDowal
The Chairman (voice)
Constable Hooke
Barrett
Dr. Watson
Car Salesman (uncredited)
Ephram
Dudley Hawks
Lester Moresby
Policeman
Leslie Folliott
Room Clerk
Lynch (uncredited)
Pvt. Hutchinson (uncredited)
Lieutenant
Shafter
Detective Sergeant
Johnnie
McLeod
