John Bentley
Superintendent Wills
Acting
Patrick Allen
Dr. Nelson Pollard
Acting
Jacqueline Ellis
Elsa Marlowe
Acting
Wilfrid Brambell
Lock-Keeper
Acting
John Glyn-Jones
Dr. Maurice Tarn
Acting
Jane Murdoch
Honeymoon Wife
Acting
Brian McDermott
Det. Sgt. Stillman
Acting
Gerald Andersen
Major Paul Amery
Acting
Edward Atienza
Clerk
Acting
Ric Young
Johnny Choto
Acting
Robert Lee
Mr. Nam Lee
Acting
Yvonne Buckingham
Miss Russell
Acting
William Gaunt
Mitch Hallam
Acting
Michael Deacon
Angus
Acting
Arnold Lee
Soyoki
Acting
John Horsley
Pathologist
Acting
Lesley Nunnerley
Vera Martin
Acting
Malcolm Russell
Joe Martin
Acting
Yvonne Shima
Tamaya
Acting
Keith Faulkner
Lock-keeper's Assistant
Acting
Myo Toon
1st Chinese Man
Acting
Sano Wong
2nd Chinese Man
Acting
Burt Kwouk
Captain Feng
Acting
Timothy Parkes
Honeymoon Husband
Acting
Howard Pays
Police Sgt.
Acting
Peter Hager
Warden
Acting
Don McKillop
Reporter
Acting
Robert Russell
Uniformed Sgt.
Acting
Steve Reagan
Police Constable
Acting
Ping Ping Sam
Instructor in Gym
Acting