Buy Degree of Murder (1967) ( Mord und Totschlag ) DVD

Appointment in Beirut (aka Rebus) is a 1969 crime film directed by Nino Zanchin and starring Laurence Harvey and Ann-Margret. It was largely filmed in Venezuela, the UK and Lebanon.

When a blackmailing showgirl is murdered, reporters Pam Barnes and Paul Banner find themselves plunged into a twilight world of crime and conspiracy as they seek to track down the blonde schemer's killer.

A female private eye (Linda Marlowe) becomes embroiled in counterfeiting and murder after she is hired to locate a wealthy man's missing children.

Caught in a loveless marriage, Dr. John Winnington (Ronald Howard) can’t stop himself from falling for his wife’s (Mary Laura Wood) younger sister, Christine (Olga Edwardes). But when he suddenly becomes the prime suspect in his wife’s tragic murder, John relies on his friend Eric (John Bentley) to clear his name.

The warden (Jack Warner) of a boys reformatory struggles to maintain order over his precocious charges.

In London, after Detective Bulldog Drummond (Atholl Fleming) is injured in a car accident, he asks Jack Pennington (Jack Hulbert) to masquerade as him when pretty Ann Manders (Fay Wray) seeks his assistance. Pennington agrees, and in turn enlists the aid of the somewhat bumbling Algy Longworth (Claude Hulbert) to locate Ann's grandfather, a renowned jeweler who has been kidnapped by arch criminal Morelle (Ralph Richardson) to make a duplicate of a priceless necklace housed in the London Museum.

A playboy (David McCallum), his sister (Hayley Mills) and an outsider (Jon Cypher) vie for control of a South African diamond empire.