From Wikipedia
David Landau (March 9, 1879, Philadelphia, Pennsylvania - September 20, 1935, Hollywood, California) was an American film actor who appeared in 33 films between 1931 and 1935. He appeared on Broadway in 12 plays from 1919 to 1929. He was born David Magee, and had a stroke in 1934 from which he never recovered. He is buried at Forest Lawn Memorial Park in Glendale, California.
'Pop'
The Warden
Kraft
Lieutenant Frank Martin
Prop Man
McGinnis
McCullough
John Bronson
Inspector Conklin
Buck Gerard
Dr. J. Herbert Martel
State Veterinarian
Kendall
Tom Blake
Bob Gillis
Jennings
Dan Flynn
Chief Petty Officer Steve Stevens
Dan McKenna
Judson Holderness
Mr. Zimmer
Matthew Daggett
Beef
Moore
Circus Boss
Kelley
Mr. Frank Maurrant
Bull McDowell
'Pop' Clark
John "Boss" Gilmurry
Curtis
Mark
Montrose
Sam Pelgram