Stanley Baker
Detective Inspector Jamieson
Denis Lill
Sgt. Beck
David Swift
Insp. Havelock
Derek Francis
Octavius Lamb
Barbara Leigh-Hunt
Madeleine
Simon Fisher-Turner
Steven (as Simon Turner)
Peter Sallis
Lloyd
Artro Morris
Mr. Humber
Gillian Raine
Miss Bennett
Michael Hawkins
Bardon
Ingrid Hafner
Mary
Bruce Boa
Professor Friedland
Cyril Shaps
Mr. Lavender
Shelagh Wilcocks
Mrs. Lavender
