The Unknown Marx Brothers

David Leaf

John Scheinfeld

David Leaf

Writer

莱斯利·尼尔森

Self - Narrator

Groucho Marx

Self (archive footage)

Chico Marx

Self (archive footage)

Harpo Marx

Self (archive footage)

Maxine Marx

Self

Bill Marx

Self

George Fenneman

Self

John Guedel

Self

欧文·布雷彻

Self