Mark Strong (b. 1963) is a British actor who voiced Ordon on The Dark Crystal: Age of Resistance.
Strong has played villains in several big-budget films, including Shazam! (Dr. Sivana), Green Lantern (Sinestro), Sherlock Holmes (Lord Blackwood), Kick-Ass, and John Carter of Mars. He played espionage-types on the side of good in Tinker Tailor Soldier Spy, Kingsman: The Secret Service and its sequel (with Taron Egerton), and The Imitation Game. TV includes a recurring police role in the third and sixth series of Prime Suspect and Mr. Knightley in a 1996 version of Emma.