Helmer Mimi Leder has inked with CAA. She most recently directed an episode of “Shameless” for Showtime. She is managed by Industry Entertainment.Fortitude just signed Julia Jones. She is best known for her portrayal of Leah Clearwater in “The Twilight Saga” and can be seen next in “Breaking Dawn Part 1.” She is managed by Untitled. UTA has signed Sebastian Gregory. Gregory will next be seen in “Heartbeat Away,” which also stars Isabel Lucas, and will be released in March. Lucas is managed by The Schiff Co. Chad Michael Collins has signed with Diverse. Thesp recently appeared on “NCIS.” He can be seen next in “Sniper: Reloaded.” Larry Joe Campbell and Mariana Klaveno have signed with APA. Campbell can be seen next in “Hall Pass” with Owen Wilson. Klaveno was last seen on “True Blood.” Campbell is repped by Brillstein Partners, and Klaveno is repped by Shelter Entertainment.