5: Greg Grunberg
Greg Grunberg is an American television and film actor. He is best known for starring as Matt Parkman in the NBC television series Heroes and "Snap" Wexley in Star Wars: The Force Awakens. He has often appeared in works produced and directed by childhood friend J. J. Abrams. He is a recurring cast member in the first two seasons of the Showtime American television drama series Masters of Sex.Other credits on both the small and big screen include: Alias, Felicity, Lost, Castle Rock, Mission Impossible III, Star Trek Beyond and A Star is Born and more.photo used courtesy of Jacob Gnieski at RedHavas.com