While investigating a murder case, a detective stumbles upon a rare-stamp swindle involving the victim's twin sister.
James Booth
Matthews
Francesca Annis
Delphi / Diane
Nicky Henson
Roger
Joss Ackland
Jones
Richard Heffer
Claude
Sue Lloyd
Model
Joseph O'Conor
Blachford
Una Stubbs
Anna
George Murcell
Doctor Merrick
Marianne Stone
Mrs. Parsons
Penelope Keith
Miss. Hartridge
John Savident
Sir Robert Hampton
