Biography
Bert Lahr (born Irving Lahrheim; August 13, 1895 – December 4, 1967) was an American actor and comedian. Lahr is remembered today for his roles as the Cowardly Lion and the farmworker Zeke in the 1939 movie The Wizard of Oz, but was also well-known for work in burlesque, vaudeville, and on Broadway. Description above from the Wikipedia article Bert Lahr, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For

The Wizard of Oz
"Zeke" / Cowardly Lion

Lynch/Oz
Cowardly Lion (archive footage) (uncredited)

That's Entertainment!
(archive footage)

Shemp Cocktail: A Toast t...
Self (archive footage)

The Big Parade of Comedy
The Commander (archive footage)

The Wonderful Wizard of O...
Self (archive footage)

The Night They Raided Min...
Professor Spats

Ship Ahoy
Skip Owens

Rose Marie
Barney McCorkle

Anything Goes
Moonface