Grant Sullivan

Who was Grant Sullivan?

Grant Sullivan was an American actor who starred as investigator Brett Clark in the television series, Pony Express, which aired in syndication from 1959 to 1960.

The Nebraska-born Sullivan was reared in Southern California, where he attended schools in both Long Beach and Anaheim. Sullivan served in the United States Navy during World War II. He enrolled at Carnegie Tech in Pittsburgh, Pennsylvania, to study drama and then moved to New York City to pursue acting.

Sullivan appeared in Broadway plays and productions before he made the transition to television roles. For his role in Pony Express, Sullivan was trained to ride horses by the stuntman/actor, Boyd Morgan.

Prior to Pony Express, Sullivan appeared in such series as The Secret Files of Captain Video, Robert Montgomery Presents, 77 Sunset Strip, and Ray Milland's Markham. Once his own series ended, he was cast in two 1961 episodes of Dale Robertson's western series, Tales of Wells Fargo, "The Diamond Dude" and "Death Raffle." In 1965, he guest starred on Robert Culp's I Spy on NBC. In 1966, he appeared in Jim Nabors' Gomer Pyle, USMC. In 1967, he was a cast as a space alien in the episode "Kidnapped in Space" on CBS's Lost in Space.