Caruso guest-starred in an episode of the ABC western series, The Travels of Jaimie McPheeters, based on a Robert Lewis Taylor novel of the same name. Caruso guest-starred three times on CBS's Perry Mason. In 1962, he played Keith Lombard in "The Case of the Playboy Pugilist." In 1965, he made two appearances, both times as the murder victim: first as title character Enrico Bacio in "The Case of the Sad Sicilian," then as Harvey Rettig in "The Case of the Runaway Racer." In 1966, Caruso guest-starred in the Barry Sullivan western series The Road West, set in Kansas, in the episode entitled "This Dry and Thirsty Land".