Mobsters and Mormons

"Mobsters and Mormons" (2005) is an American comedy. The protagonist is a Philadelphia gangster who has gone into the federal witness protection program after he's agreed to testify against his boss. The feds decide that the best way to protect him is to move him and his family to Utah, birthplace of Mormonism. Naturally, there is lots of culture shock and lots of fish-out-of water jokes. Meanwhile, the mob uses an IT specialist to track down the gangster.