Antonio made appeared (sometimes in multiple episodes as different characters) on 1960s and 1970s series including The Rookies, The Naked City, Mission: Impossible, Gunsmoke, The Fugitive, Twelve O'Clock High, The Monkees, Star Trek, The Defenders, The Mod Squad, Hawaii Five-O, Night Gallery, The Hardy Boys/Nancy Drew Mysteries, and I Dream of Jeannie. He played the human version of a chimpanzee turned human on an episode of Bewitched.