<P> The eleventh and final series of Shameless began on 26 February 2013 and concluded the show itself on 28 May 2013 . An expansion from the last two series, the eleventh series consisted of 14 episodes . The shows final episode saw the return of several departed characters, mostly consisting of the Gallagher children . </P> <P> During the eleventh series, all characters made their final appearances, however only certain characters made exits from Chatsworth . These include Sally Carman as Kelly Maguire, Jack Deam as Marty Fisher, Angeline Ball as Gloria Meak and Stephen Lord as Dominic Meak . A variety of new characters made their first appearances in the final series, including Jacqueline Boatswain as Avril's older sister Patreesha St. Rose and her daughter Mary - Mae, who would begin a relationship with Chesney . Also, Moya Brady - who played The Jockey's former landlady Cassie Western in Series 2 - returned playing Remona, who opened a pharmacy in Chesney's shop . A new family, the Blancos, arrived consisting of Kassi, played by Jalaal Hartley, Esther, portrayed by Isy Suttie, and their three children: Tam (Rhys Cadman), Thalia (Jade Kilduff) and Saul (Lewis Hardaker). Also, Sherilee and Derilee, played by Sarah Totty and Sue Vincent, appeared for a number of episodes as Frank's new prostitutes . </P> <P> Most notably, the role of Stella Gallagher was recast, with Nikita Brownlee playing the character . The final ever episode saw numerous old cast members return, including Annabelle Apsion as Monica Gallagher, Anne - Marie Duff as Fiona McBride, Jody Latham as Lip Gallagher, Elliott Tittensor as Carl Gallagher, Dean Lennox Kelly as Kev Ball and Kelli Hollis as Yvonne Karib . Storylines covered in the final series included Jamie discovering that Paddy is not his biological father, and finding his new half - brother Kassi and his family; Frank's dalliance with prostitutes Sherilee and Derilee, with a hostage situation occurring at the Gallagher household when Derilee's husband Baxter finds out; Shane's brief relationship with a copper, Sgt . Randall (Thaila Zucchi), putting a strain on his relationship with his family; Mimi starting work at a primary school as a governor; and the breakdown of Kelly and Lillian's friendship after Kelly and Marty steal a large amount of money from her . </P> <P> The Gallagher family resides at 2 Windsor Gardens on the fictional Chatsworth Estate, a deprived council estate in Stretford, Manchester . Originally the show was filmed on location in West Gorton in East Manchester and at the Pie Factory Studios in Salford . Some scenes were also filmed in the Wythenshawe area in the south of the city . </P>

When does fiona come back in shameless uk