Director
Don Chaffey
DIRECTOR
Writer
Alun Falconer
WRITER
Robert Dunbar
Stars (in credits order)
Bernard Lee
Chief Inspector Thompson
Richard Attenborough
The Man Upstairs (Peter Watson)
Donald Houston
Sanderson
Dorothy Alison
Mrs. Barnes
Virginia Maskell
Helen Grey
Kenneth Griffith
Mr. Pollen
Patricia Jessel
Mrs. Lawrence
Alfred Burke
Mr. Barnes
Charles Houston
Nicholas
Maureen Connell
Miss Blair
Amy Dalby
Miss Acres
Walter Hudd
The Superintendent
Patrick Jordan
Injured Sergeant
Graham Stewart
Sergeant Morris
Victor Brooks
Sergeant Collins
Edward Judd
P.C. Stevens
Arthur Gross
P.C. Clark
Dan Cressey
P.C. Maclean
John Charlesworth
Army Lieutenant
Raymond Ray
Reporter
Edward Evans
Fire Brigade Officer
David Griffith
Johnny
Polly Clarke
Dulcie
Jimmy Charters
Bystander (uncredited)
