Mad Men actor Mark Moses and actor Art Malik have joined the cast of TV show Homeland for season four. Mark Moses will be a regular character on the show, playing Dennis an expat from the army who teaches political science at the Quaid-I-Azam University in Islamabad. Art Malik will make a guest appearance on the show, playing a friend of Saul. Actor Nimrat Kaur will also feature in episodes of the new season of Homeland in a regular role. Kaur will play a high ranking operative who works for Pakistani Intelligence. In the new season, lead character Carrie (Claire Danes) is currently working on a case in Pakistan and Afghanistan. It will premiere on Sunday, 5th of October 2014 on Showtime in the U.S. It will air on Channel 4 in UK slightly after that date.