Credits

• 1943 · Du Barry Was a Lady as Flunky (uncredited)
• 1943 · Confessions of a Vice Baron as Lucky Lombardi aka Count de Hoven / Van Hersten / Kilonis
• 1943 · You Can't Beat the Law as Rico
• 1942 · Bowery at Midnight as Jeweler (uncredited)
• 1942 · The Dawn Express as Otto
• 1942 · The Panther's Claw as John Martin George (as William Castello)
• 1941 · Road to Happiness as Party Guest (uncredited)
• 1941 · You're Out of Luck as Johnny Burke
• 1940 · Phantom of Chinatown as Jonas
• 1940 · Mystery Sea Raider as Radio Operator
• 1940 · Drums of the Desert as Addullah (as William Castello)
• 1940 · Foreign Correspondent as Krug's Henchman at Windmill (uncredited)
• 1940 · Mad Youth as Count DeHoven
• 1940 · Chasing Trouble as Kurt
• 1940 · Hidden Enemy as Eric Bowman
• 1939 · Balalaika as Capt. Testoff
• 1938 · Wanted by the Police as Russo
• 1938 · The Wages of Sin as Tony Kilonis
• 1938 · Port of Missing Girls as Manuel
• 1938 · Race Suicide as Rudolf von Hertsen
• 1937 · Young Dynamite as Flash Slavin
• 1937 · Heroes of the Alamo as General Cos
• 1937 · Smashing the Vice Trust as James 'Lucky' Lombardi
• 1936 · Special Agent K-7 as Eddie Geller
• 1935 · The Great Impersonation as Duval (uncredited)
• 1935 · Melody Trail as Gypsy Frantz
• 1935 · 3 Kids and a Queen as Gangster
• 1934 · The Tars as Dries
• 1932 · Sailor's Song as
• 1929 · Border Romance as Lieutenant of Rurales
• 1927 · The King of Kings as Babylonian Noble