Primary KEVIN BACON (didn't someone use him in some sort of game, one time?) acted in X-MEN FIRST CLASS and perhaps two other relevant credits.
Primary HERMIONE BADDLEY (far right) acted in episodes of BATMAN, WONDER WOMAN, and THE BIONIC WOMAN.
Peripheral ALAN BADEL, who played "John the Baptist" in 1953's SALOME, acted alongside--
Primary ARNOLD MOSS (right) of the STAR TREK episode THE CONSCIENCE OF THE KING.
Primary DIEDRICH BADER rings in with dozens of animation voices, but I may as well go with "Kraven" from "Ultimate Spider-Man."