A Night in Casablanca is a 1946 English-language Comedy movie written by Joseph Fields, Roland Kibbee and Frank Tashlin. The movie is directed by Archie Mayo and produced by David L. Loew. In post-war Casablanca, Ronald Kornblow is hired to run a hotel whose previous managers have all wound up being murdered. French soldier Pierre suspects the involvement of ex-Nazis, specifically Count Pfefferman, in reality the notorious Heinrich Stubel. But Pierre himself is accused of collaborating with the enemy, and attempts to clear his name with the help of his girlfriend Annette and cagey buddy Corbaccio. They enlist the aid of Pfefferman's beleaguered mute valet, Rusty, and discover a hoard of war booty the Nazis have cached in the hotel. Written by Paul Penna. A night in casablanca features Groucho Marx, Harpo Marx, Chico Marx, Charles Drake, Lois Collier, Sig Ruman and Bob Whitney. The music was composed by Bert Kalmar along with Harry Ruby and Werner Janssen. The film has a running time of 85 minutes. It was released on 12th October 1946. Distribution rights for the movie were acquired by United Artists.