Has Fiona Seen The Last of Jimmy on Shameless? Regan Cellura June 5, 2013 Pop Confidential, Shameless, TV 5 Comments Forget Fiona (Emmy Rossum), have we seen the last of Justin Chatwin's fine booty on Shameless? The character of Jimmy was always up for dropping his pants and giving us a peek on The Showtime hit! At the end of Season 3, it appeared Jimmy's drug lord father-in-law may have had him swimming with the fishes. According to The Hollywood Reporter, A Showtime rep confirms that Chatwin's days as a series regular have come to an end but that the actor could return for one or two episodes in season four.