Self - Narrated by
Superintendent Duggan
Sergeant Blunt
Local Police Inspector
Railway Official
Railway Guard (as C. B. Poultney)
Josef Armed
Matrion
Webster
McNaughton
Dr. Wescott
Magda Kavacs
Mrs. Jelks
The Witness
Police Constable (uncredited)
Railway Porter (uncredited)
Shopkeeper (uncredited)
Detective Harris (uncredited)
College Principal (uncredited)
Police Officer (uncredited)
Detective Sergeant (uncredited)
Forensic Investigator (uncredited)
Duty Officer (uncredited)
Police Doctor (uncredited)
Car Hire Manager (uncredited)
Receptionist (uncredited)