His popularity increased during the late 1930s and 1940s with appearances in Camille (1936), A Yank at Oxford (1938), Waterloo Bridge (1940), and Bataan (1943). During World War II, he served in the United States Naval Air Forces, where he worked as a flight instructor and appeared in instructional films. From 1959 to 1962, he starred in the television series The Detectives.