Veteran character player, long in vaudeville and burlesque, who moved to TV, Broadway and features in middle age with considerable success. Most typically in slightly crotchety roles, the slender, long-faced Albertson played doctors, senior military figures, and pipe-smoking, philosophical stage manager types invariably called "Pop" in films including "The Harder They Fall" (1956), "Teacher's Pet" (1958), "Days of Wine and Roses" (1962) and "How to Murder Your Wife" (1965). One of his most memorable feature performances came in the waterlogged disaster flick, "The Poseidon Adventure" (1972),