The Cohens and the Kellys in Atlantic City is a 1929 American sound part-talkie comedy film directed by William James Craft and starring George Sidney, Vera Gordon and Mack Swain. In addition to sequences with audible dialogue or talking sequences, the film features a synchronized musical score and sound effects along with English intertitles. The soundtrack was recorded using the Western Electric sound-on-film system. The film is the third entry in the series which began with The Cohens and Kellys, inspired by a play by Aaron Hoffman. Location shooting took place in Atlantic City. Originally shot as a synchronized film without dialogue, some talking sequences were later added at Universal Studios.