What actors and actresses appeared in El mercenario II - 1983?

There appears to be a misunderstanding. There is no movie called "El mercenario II - 1983". There is a movie called "El Mercenario" (1968) starring Lee Van Cleef, Jack Palance, and Marina Vlady. There is also a 1994 movie called "El Mercenario" starring Oliver Gruner and Antonio Banderas.

If you are referring to a different movie, please provide more information.