Alphabetical list of his 19 feature films plus shorts
In chronological order. Click individual film title for detailed information.

Balalaika, 1939 (Nelson, Ilona Massey)
Bitter Sweet, 1940 (Nelson, Jeanette)
Broadway to Hollywood, 1933 (Nelson’s debut in bit part)
Chocolate Soldier, The 1941 (Nelson, Risë Stevens)
Dancing Lady, 1933 (Nelson bit with stars Clark Gable and Joan Crawford)
Girl of the Golden West, The, 1938 (Nelson, Jeanette)
Handlebars, 1933 (short, voice only)
I Married an Angel, 1942 (Nelson, Jeanette)
Knickerbocker Holiday, 1944 (Nelson, Charles Coburn, Constance Dowling)
Let Freedom Ring, 1939 (Nelson, Virginia Bruce)
Make Mine Music, 1946 (Nelson in Walt Disney cartoon)
Maytime, 1937 (Nelson, Jeanette)
Naughty Marietta, 1935 (Nelson, Jeanette)
New Moon, 1940 (Nelson, Jeanette)
Northwest Outpost, 1947 (Nelson, Ilona Massey)
Phantom of the Opera, 1943 (Nelson, Claude Rains, Susanna Foster)
Rosalie, 1937 (Nelson, Eleanor Powell, Ilona Massey)
Rose Marie, 1936 (Nelson, Jeanette)
Student Tour, 1934 (Nelson bit in college musical)
Sweethearts, 1938 (Nelson, Jeanette)