Bela's voice-over work includes the voice of Clay in the German version of the MTV cartoon television series "Free for All". He also recorded the voices of various characters in the German version of the Danish film "Terkel in Trouble". His work also includes several audio dramas, such as "Faust vs. Mephisto" alongside Thomas D from the German band Die Fantastischen Vier and the audiobook "Venus in Furs" with actress Catherine Flemming. He also recorded the audio version of a biography of Elvis Presley in 2007.