Walt Whitman _(not to be confused with the poet, 1819-1892, of the same name)_ was an American stage and screen character actor, in films from 1915 to 1924.
The Mark of Zorro
Fray Felipe
Everybody's Sweetheart
The Corporal
The Three Musketeers
D'Artagnan's Father
The Grub Stake
The Skipper
The Heart of Humanity
Father Michael
His Nibs
The Boy's Father
Dangerous Hours
Dr. King