A Night in Casablanca is a 1946 American comedy film directed by Archie Mayo and starring the Marx Brothers. The screenplay was written by Joseph Fields and Roland Kibbee. It was an independent production released by United Artists. The cast also features actress and singer Lisette Verea. The villain is portrayed by Sig Ruman, who had roles in the earlier Marx Brothers films A Night at the Opera (1935) and A Day at the Races (1937).

Julius Henry "Groucho" Marx was an American comedian, actor, writer, and singer who performed in film and vaudeville and on television, radio, and the stage. He was a master of quick wit and is considered one of America's greatest comedians.