Sherlock Holmes (voice)
Peter O'Toole
Dr. Mortimer (voice)
Ron Haddrick
Dr. Watson (voice)
Earle Cross
Beryl Stapleton (voice)
Helen Morse
Jack Stapleton (voice)
Robin Stewart
Mrs. Barrymore (voice)
Moya O'Sullivan
(voice)
Phillip Hinton
Director
Ryszard Słapczyński
Novel
Arthur Conan Doyle
Producer
Eddy Graham
Executive Producer
Tom Stacey
George Stephenson
Editor
Peter Siegl
Animation Supervisor
Kim Craste
Animation
John Kratovil