El cómico
Marshall had a small but significant role in "I Was a Male War Bride" (1949) as the best friend of Ann Sheridan's leading character. She was featured prominently in three Martin and Lewis comedy films, "The Stooge", "Sailor Beware" and "That's My Boy", with stars Dean Martin and Jerry Lewis. Among her television appearances, she guest starred twice on "Perry Mason" in 1959. She played murderer Irene Bedford in "The Case of the Shattered Dream," and title character Ginny Hobart in "The Case of the Spurious Sister".