| Cast list | | Anthony Hopkins | as | Philip Calvert | | Robert Morley | as | Uncle Arthur | | Nathalie Delon | as | Charlotte | | Jack Hawkins | as | Sir Anthony Skouras | | Corin Redgrave | as | Hunslett | | Derek Bond | as | Lord Charnley | | Ferdy Mayne | as | Lavorski | | Maurice Roëves | as | Helicopter Pilot | | Leon Collins | as | Tim Hutchinson | | Wendy Allnutt | as | Sue Kirkside | | Peter Arne | as | Imrie | | Oliver MacGreevy | as | Quinn (as Oliver Macgreevy) | | Jon Croft | as | Durran | | Tom Chatto | as | Lord Kirkside | | Charlie Stewart | as | Sgt. Macdonald |
| | Crew list: | | Etienne Périer (Director) | | Alistair MacLean (Writer) |
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