Raised in Rome after being born in New York and having served in the U.S. Marine Corps, he combined language skills, dance training and stunt experience to launch a versatile acting career. Early television work in the 1960s included a memorable appearance as the Romulan Decius in the original Star Trek episode “Balance of Terror” and a later turn as the Vulcan Stonn in “Amok Time,” a role he revi…