Billy Armstrong

1915

• [ ] The Tramp (Minister) 
• [ ] The Champion (Sparring Partner) 
• [ ] By the Sea (Man in Straw Hat) 
• [ ] In the Park (Sausage Thief) 
• [ ] A Woman (Father's Friend) 
• [ ] The Bank (Another Janitor) 
• [ ] Shanghaied (First Shanghaied Seaman) 
• [ ] Work (The Husband) 

1916

• [ ] Police (Crooked Preacher / Second Cop) 
• [ ] Gertie's Gasoline Glide (Billy) 
• [ ] The Man Inside (Lt. Lane) 

1917

• [ ] An International Sneak (The Spy's Rival) 

1918

• [ ] Sheriff Nell's Tussle (Silk Hat Cecil aka Jersey City Joe (as William Armstrong)) 
• [ ] Triple Trouble (Cook / Pickpocket) 
• [ ] The King of the Kitchen (A crooked gentleman) 
• [ ] In Dutch (????) 
• [ ] Hello Trouble (A romantic husband) 

1919

• [ ] Hearts and Flowers (Indignant Nobleman) 
• [ ] Rip & Stitch: Tailors (The Neighbor's Rival) 
• [ ] Hop to It, Bellhop (Jumping Jupiter) 
• [ ] Yankee Doodle in Berlin (Ludwig - Asylum Keeper) 
• [ ] Up in Alf's Place (The Jailer) 

1920

• [ ] Don't Weaken! (The Pianist (uncredited)) 
• [ ] Down on the Farm (The Man of Mystery) 
• [ ] The Quack Doctor (Doc Pillsbury) 
• [ ] The Glad Eye (Sox) 
• [ ] Love, Honor and Behave (The District Attorney / Maitre d') 

1921

• [ ] Hard Knocks and Love Taps (The School Bully (uncredited)) 
• [ ] Skirts (????) 

1922

• [ ] When Summer Comes (The Fortune Hunter) 

1923

• [ ] Asleep at the Switch (The Traveling Salesman) 
• [ ] The Extra Girl (Comedian in Derby) 
• [ ] This Way Out (????) 
• [ ] No Vacancies (The Landlord) 
• [ ] When Knights Were Cold (Earl of Tabasco, a Hot Knight (as William Armstrong)) 

1924

• [ ] One Spooky Night (The Chauffeur) 
• [ ] Smile Please (Father in Portrait Session (uncredited)) 
• [ ] Shanghaied Lovers (Sailor (uncredited)) 
• [ ] Conductor 1492 (Drunk at Party (uncredited)) 

1942

• [ ] Wedding Yells (Handlebars Harry) 

1944

• [ ] Charlie's Triple Trouble (Cook / Pickpocket (archive footage))