Los Angeles : Actor Will Forte has reportedly broken up with his “The Last Man on Earth” co-star girlfriend January Jones after five months of dating. No details surrounding their break up have been revealed yet, reported E! Online. It was first revealed that Jones, 37, and Forte, 45, started seeing other in April. The pair, who first worked together when the “Mad Men” actress hosted “Saturday Night Live” in 2009, currently star on the Fox comedy about a guy (Forte) who thought he was the last man on Earth until he met Carol (Kristen Schaal) and married her. Then, he realised there is another woman- Melissa (Jones) The actress, who is mother to four-year-old son Xander and remained silent about his father’s identity, split from her “Sweetwater” director Noah Miller in January 2013 and has previously dated Adrian Brody, Jeremy Piven and Forte’s former “SNL” co-star Jason Sudeikis.