Laser Mission (1990)

Mercenary Gold is sent from the CIA to seize the laser expert Braun in Cuba, before the KGB catches him. A recently stolen giant diamond could be used together with Braun's knowledge to construct a laser cannon which could bring power over the whole world. Who will succeed: CIA or KGB - or none of them? (imdb)
Cast and Information
Directed By: BJ Davis
Written By: David A. Frank, Phillip Gutteridge
Starring: Ernest Borgnine, Werner Pochath, Brandon Lee, Graham Clarke, Debi A. Monahan, Pierre Knoessen
Country: Germany, South Africa, USA