Arbus's work on "M*A*S*H" helped his career as a character actor, and he eventually appeared in more than 70 TV shows and movies. He appears briefly in the 1973 film "Cinderella Liberty" as a drunken sailor; another 1973 film, "Coffy" (starring Pam Grier), features Arbus as a drug dealer with strange sexual needs; in the 1978 movie "", he plays Pasarian, one of Damien's many victims in "The Omen" trilogy. In 1979 he portrayed a dance choreographer in "The Electric Horseman".