Gus Alexander Filmography
- Actor (52 credits)
- The Horror (1932) Unconfirmed Unknown, not listed in credits
- Alice in Wonderland (1931) The Mock Turtle
- Dawn (1919) Lefty Scrubbs
- The Moonshine Trail (1919) Chubbie Jones
- The City Slicker (1918)
- Life's Greatest Problem (1918) Little Lefty
- Les Misérables (1917)
- Twixt Love and the Iceman (1916)
- Romance at Random (1916)
- When Clubs Were Trumps (1916)
- Her Husband's Wife (1916)
- Cupid Trims His Lordship (1916) Gus - His Lordship's Valet
- Mixed Kids (1916)
- Their Only Son (1916) Gus - the Baby
- His Losing Day (1915)
- Blown Into Custody (1915) The Messenger
- In Red Dog Town (1915)
- When a Man's Fickle (1915)
- Mrs. Plum's Pudding (1915)
- Wanted: A Leading Lady (1915) Gus
- Where the Heather Blooms (1915) Captain of the Guard
- The Cheese Industry (1915) Employee
- When Their Dads Fell Out (1915)
- Ham the Detective (1915) Guiseppe - the Black
- A Safe Adventure (1915) Office Boy
- The Liberty Party (1915) Mr. Smith
- Love and a Savage (1915) The Chef
- Universal Ike Junior at the Dance of Little L.O. (1914)
- The Dentist's Janitor (1914) 2nd Sleuth
- Henpeck Gets a Night Off (1914) The Messenger
- Our Home-Made Army (1914) Soldier
- Meeting Mr. Jones (1914) The Footman
- Getting the Sack (1914) Tom, Susie's Sweetheart
- Shorty Makes a Bet (1914) Shorty
- Oh, Sammy! (1913)
- Mutt and Jeff Get Passes to the Ball Game (1911) Jeff
- Mutt and Jeff and the Escaped Lunatic (1911) Jeff
- Mutt and Jeff and the Blackhand (1911) Jeff
- Mutt and Jeff as Reporters (1911) Jeff
- Mutt and Jeff and the German Band (1911) Jeff
- Mutt and Jeff and the Dog Catchers (1911) Jeff
- Mutt and Jeff and the Newsboys (1911) Jeff
- Mutt and Jeff and the Goldstein Burglary (1911) Jeff
- Mutt and Jeff and the Unlucky Star (1911) Jeff
- Mutt and Jeff Discover a Wonderful Remedy (1911) Jeff
- Mutt and Jeff Make a Hit (1911) Jeff
- Mutt and Jeff and the Country Judge (1911) Jeff
- Mutt and Jeff Spend a Quiet Day in the Country (1911) Jeff
- Mutt and Jeff Join the Opera Co. (1911) Jeff
- Mutt and Jeff in a Matrimonial Affair (1911) Jeff
- Mutt and Jeff in the Banking Business (1911) Jeff
- Mutt and Jeff at the Fortune Teller's (1911) Jeff
