Hayley Mills
Ellie Thomsen
Acting
Hywel Bennett
Michael Rogers
Acting
Britt Ekland
Greta
Acting
Per Oscarsson
Santonix
Acting
George Sanders
Andrew Lippincott
Acting
Aubrey Richards
Dr. Philpott
Acting
Ann Way
Mrs. Philpott
Acting
Patience Collier
Miss Townsend
Acting
Peter Bowles
Reuben
Acting
Lois Maxwell
Cora
Acting
David Bauer
Uncle Frank
Acting
Helen Horton
Aunt Beth
Acting
Madge Ryan
Michael's Mother
Acting
Windsor Davies
Sgt. Keene
Acting
Walter Gotell
Constantine
Acting
Geoffrey Chater
Coroner
Acting
David Healy
Jason
Acting
Robert Keegan
Innkeeper
Acting
Robert A. O'Neil
Broker
Acting
Mischa De La Motte
Maynard
Acting
Nicholas Courtney
Second Auctioneer (uncredited)
Acting
Leo Genn
Psychiatrist (uncredited)
Acting
Charlie Gray
Man at Auction (uncredited)
Acting
Victor Harrington
Man at Auction (uncredited)
Acting
Stephanie Mildenhall
Child (uncredited)
Acting
Jim Brady
Workman (uncredited)
Acting
Joe Phelps
Police Officer at Inquest (uncredited)
Acting
Ewan Roberts
Customer at Petrol Station (uncredited)
Acting
Reg Thomason
Doctor in Rembrandt Painting Mock-up (uncredited)
Acting
Steven Wallen
Young Michael (uncredited)
Acting
Russell Waters
Waiter (uncredited)
Acting