2021
Mock Turtle (archive footage) (uncredited)
1931
The Mock Turtle
1922
My Mistake
(Unknown)
1920
'Left'
1919
Lefty Jones
Lefty Scrubbs
1918
(Unknown)
Little Lefty
We don't currently have a biography for Gus Alexander
Mock Turtle (archive footage) (uncredited)
The Mock Turtle
My Mistake
(Unknown)
'Left'
Lefty Jones
Lefty Scrubbs
(Unknown)
Little Lefty