SWISS ARMY MAN Trailer Check out the official SWISS ARMY MAN trailer! The film, co-written and co-directed by Dan Kwan, and Daniel Scheinert, stars Daniel Radcliffe, Paul Dano, and Mary Elizabeth Winstead. SWISS ARMY MAN will be released in theaters on July 1. A hopeless man stranded in the wilderness befriends a dead body and together they go on a surreal journey to get home.