A legendary blue diamond draws five friends on an arduous expedition to the jungles of Thailand. Things go wrong after a murder, with one friend going to prison. The friends are reunited after seven years when one is kidnapped. Pierre Brice, Ernest Borgnine, Barry Newman, Harald Leipnitz, Julia Kent, Sonja Kirchberger, Wilfried Baasner Added on Amazon Prime 2021-11-16. Youtube Trailer