一名英国特工的儿子被绑架并扣留，索要钻石赎金。特工发现他甚至不能指望那些他认为站在他一边的人来帮助他，所以他决定自己追查绑匪。
演员: 米高·肯恩
/ Donald Pleasence
/ Delphine Seyrig
/ Clive Revill
/ John Vernon
/ Joss Ackland
/ Janet Suzman
/ Catherine Schell
/ Joseph O'Conor
/ Denis Quilley
/ Derek Newark
/ Edward Hardwicke
/ Maureen Pryor
/ Joyce Carey
/ Preston Lockwood
/ Molly Urquhart
/ David Daker
/ Hermione Baddeley
/ Patrick Barr
/ Yves Afonso
/ Del Baker
/ Murray Brown
/ Les Conrad
/ George Lane Cooper
/ Brenda Cowling
/ Robert Dorning
/ Roy Everson
/ Nancy Gabrielle
/ Jill Goldston
/ Charlie Gray
/ Peter Halliday
