Director: Luke Greenfield Starring: Jake Johnson, Damon Wayans Jr., Rob Riggle, James D’Arcy, Nina Dobrev, Keegan-Michael Key, Andy Garcia Written by: Luke Greenfield and Nicholas Thomas Running Time: 104 mins Cert: 15 Release date: 27th August 2014 Let’s Be Cops is one of those low-concept comedies about slackers who think they are invincible and can…