Louis Armstrong, Billie Holiday, and Barney Bigard.
From Wikipedia: New Orleans is a 1947 American musical romance film featuring Billie Holiday as a singing maid and Louis Armstrong as a bandleader; supporting players Holiday and Armstrong perform together and portray a couple becoming romantically involved. During one song, Armstrong’s character introduces the members of his band, a virtual Who’s Who of classic jazz greats, including trombonist Kid Ory, drummer Zutty Singleton, clarinetist Barney Bigard, guitar player Bud Scott, bassist George “Red” Callender, pianist Charlie Beal, and pianist Meade Lux Lewis. Also performing in the film is cornetist Mutt Carey and bandleader Woody Herman.
Year? Never heard of Bigard. Clarinet was his bag?
1947, I believe. https://en.wikipedia.org/wiki/Barney_Bigard