Jack Watling
Dennis Willows
Acting
Rona Anderson
Sallie Harbord
Acting
John Horsley
Peter Hastings
Acting
Russell Napier
Inspector Simmons
Acting
Kenneth Kent
Dr. Julian Cole
Acting
Mary Jones
Florence Cole
Acting
Alastair Hunter
Sgt. Thorpe
Acting
Joan Hickson
Miss Edinger
Acting
John Le Mesurier
Phinneas Tilliard
Acting
June Ashley
Madeline Tilliard
Acting
Hélène Burls
Mrs. James
Acting
Charles Hammond
Juror at Inquest (uncredited)
Acting
Edward French
Bit Part (uncredited)
Acting
Peter Gilmore
Bit Part (uncredited)
Acting
Arthur Gross
Bit Part (uncredited)
Acting
Pat Hagan
Police Officer at Inquest (uncredited)
Acting
Neil Hallett
Police Constable Guarding Hastings' Home (uncredited)
Acting
Humphrey Morton
Usher (uncredited)
Acting
Bartlett Mullins
Coroner (uncredited)
Acting
Richard Neller
Juror at Inquest (uncredited)
Acting
Dandy Nichols
Waitress (uncredited)
Acting
Alan Robinson
Porter (uncredited)
Acting
Hugh Stewart
Policeman (uncredited)
Acting
John Wilder
Police Officer at Inquest (uncredited)
Acting