Karl Malden, best known for his co-starring role (with Michael Douglas) in the 1970s series Streets of San Francisco but who appeared in more than 50 motion pictures as well has died in Los Angeles at age 97. He won the best supporting actor Oscar in 1951 for his performance in A Streetcar Named Desire , and he was nominated three years later for his role as a priest in On the Waterfront. He received five Emmy nominations for his work on Streets of San Francisco and won one for his performance in the 1985 miniseries Fatal Vision. Only last month he received the American Film Institute's Lifetime Achievement Award in ceremonies to be aired on the TV Land channel on July 19.