His guest star work in the 1970s included a recurring role on the western comedy "Alias Smith and Jones" as Señor Armendariz, a Mexican rancher feuding with Patrick McCreedy (Burl Ives), the owner of a ranch on the opposite side of the border. He appeared in three episodes. Romero later portrayed Peter Stavros on "Falcon Crest" (from 1985 to 1987). He also appeared in a sixth-season episode of "The Golden Girls", where he played a suitor named Tony Delvecchio for Sophia. Apart from these television roles, Romero appeared as A.J. Arno, a small-time criminal who continually opposes Dexter Riley (played by Kurt Russell) and his schoolmates of Medfield College in a series of films by Walt Disney Productions in the 1970s.