Ralf Rudolf Moeller (born 12 January 1959) is a German actor and former competitive bodybuilder. He is known for his roles of Brick Bardo in Cyborg, Kjartan in The Viking Sagas, the title character in the television show Conan the Adventurer, Hagen in Gladiator, Thorak in The Scorpion King, and Ulfar in Pathfinder. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2025년 Raabs Pokernacht mit GGPoker.de에서 Gast 역을 맡았다. 2024년 I'm sorry, Mr. President - Der tiefe Fall des El Hotzo에 출연했다. 2023년 Motorsägen Masters에 출연했다.