High Quality Content by WIKIPEDIA articles! Cavemen is an American comedy-drama show which ran on ABC from October 2, 2007 to November 13, 2007. The show was created by Joe Lawson and set in San Diego, California. Based on the GEICO Cavemen advertisements made for the American vehicle insurance company GEICO that were written by Lawson, the show is described by the network as a "unique buddy comedy that offers a clever twist on stereotypes and turns race relations on its head".