FXX's It's Always Sunny in Philadelphia star Kaitlin Olson is set to be joined by The Flight Attendant star Deniz Akdeniz in ABC's untitled "HPI" (High Intellectual Potential) remake Joining a cast that includes Olson, Batwoman star Javicia Leslie, and Daniel Sunjata (STARZ's Power Book II: Ghost), Akdeniz will play Lev "Oz" Osman (as first reported[...]