Ralf Rudolf Moeller (born on 12. January 1959) is a German-American actor and former Mr. Universe. He is well-known for his roles as Brick Bardo in Cyborg, Kjartan in The Viking Sagas, as hero in the TV series "Conan the Adventurer", Hagen in Gladiator, Thorak in The Scorpion King and Ulfar in Pathfinder - The Legend of the Ghost Warrior. Since ...