Leonard "Chico" Marx (March 22, 1887 – October 11, 1961) was an American comedian and film star as part of the Marx Brothers. His persona in the act was that of a dim-witted con artist, seemingly of rural Italian origin, who wore shabby clothes, and sported a curly-haired wig and Tyrolean hat. Description above from the Wikipedia article Chico Marx, licensed under CC-BY-SA, full list of contributors on Wikipedia.
2016The Marx Brothers: Hollywood's Kings of ChaosMovieas Self (archive footage)
2003Inside the Marx BrothersMovieas Self (archive footage)
1993The Unknown Marx BrothersMovieas Self (archive footage)
1986Classic Comedy TeamsMovieas Self (archive footage)
1983Hollywood Out-takes and Rare FootageMovieas Self (archive footage) (uncredited)
1982The Marx Brothers in a NutshellMovieas (archive footage)
1982Oops, Those Hollywood Bloopers!Movieas Self (archive footage)1976That's Entertainment, Part IIMovieas (archive footage)1975Brother, Can You Spare a Dime?Movieas Self (archive footage)
1972Hollywood: The Dream FactoryMovieas Self (archive footage)
1964The Big Parade of ComedyMovieas One of The Marx Brothers (archive footage) (uncredited)
1959The Incredible Jewel RobberyMovieas Harry
1958No Time at AllMovieas Mr. Kramer1957The Story of MankindMovieas Monk1956Playhouse 90TV showas Mr. Kramer · 1 episodes
1956Showdown at Ulcer GulchMovieas Piano player
1953General Electric TheaterTV showas Harry · 1 episodes1950The Colgate Comedy HourTV showas Self · 1 episodes1950What's My Line?TV showas Self · 1 episodes1949Love HappyMovieas Faustino1946A Night in CasablancaMovieas Corbaccio1941The Big StoreMovieas Ravelli1940Go WestMovieas Joe Panello1940A New Romance of Celluloid: The Miracle of SoundMovieas Self
1940Hollywood: Style Center of the WorldMovieas Self1939At the CircusMovieas Antonio Pirelli
1939From the Ends of the EarthMovieas Self1938Room ServiceMovieas Harry Binelli1937A Day at the RacesMovieas Tony
1936Hollywood - The Second StepMovieas Himself1935A Night at the OperaMovieas Fiorello
1934Hollywood on Parade No. B-10Movieas Self1933Hollywood on Parade No. B-5Movieas Self (archive footage) (uncredited)1933Duck SoupMovieas Chicolini
1933Wonderland of CaliforniaMovieas Self1932Horse FeathersMovieas Baravelli
1931I'll Say She IsMovieas Tomalio1931Monkey BusinessMovieas Chico
1931The House That Shadows BuiltMovieas Tomalio1930Animal CrackersMovieas Signor Emanuel Ravelli1929The CocoanutsMovieas Pastrami
1921Humor RiskMovieas Chuckling [Italian] Henchman