•
Maximilian Mundt as Moritz Zimmerman, a nerdy high school student and
CEO of MyDrugs. His desire for power and control from MyDrugs causes as many failures for the group as successes. He acts as the narrator throughout the series, telling his story from within prison. •
Lena Klenke as Lisa Novak, Moritz's ex-girlfriend. Her liking for ecstasy is the main catalyst in Moritz's plans to take her back. • as Lenny Sander, Moritz's best friend. An adept hacker and video game junkie, he becomes the
CTO of MyDrugs. He is a wheelchair user as a result of
osteosarcoma. •
Damian Hardung as Daniel Riffert, Lisa's presumptive boyfriend and typical high-school jock. Whilst a rival to Moritz early on, he later becomes a partner in MyDrugs. • as Gerda Schwerdfeger, one of Lisa's friends at school, who takes a liking to Moritz. • as Fritzi Neuhaus, another one of Lisa's friends. •
Bjarne Mädel as Jakob 'Buba' Otto (season 1), a small-time drug dealer who is the main source of ecstasy in Rinseln. He owns a local farm which is the centre of the Albanian gang present in Rinseln. He is the primary antagonist for Season 1 and the protagonist of the prequel film
Buba. • as Jens Zimmermann, Moritz's father and a police officer. He is part of the investigation in stopping the drug situation in Rinseln and later on, MyDrugs. • as Marie Zimmermann, Moritz's younger sister. The more social of the Zimmermann family, she has a moderate size following on Instagram. She is also an avid horse rider, riding at the stables owned by the Albanian gang. •
Jonathan Frakes as Himself, reprising his part as host of the show
Beyond Belief: Fact or Fiction •
Lena Urzendowsky as Milena 'Kira' Bechtholz (seasons 2–4), Lenny's online girlfriend. In Season 2, she becomes part of Lenny's life and becomes infatuated with MyDrugs. •
Maren Kroymann as Doro Otto (seasons 2–4), Buba's mother and leader of the Albanian gang. •
Langston Uibel as Joseph Kammerlander (season 3) • Erik Range, A.K.A.
Gronkh, as himself, a YouTuber in Season 3 Episode 3, playing
Animal Crossing.
English dubbing Season 1 was dubbed twice, first by
VSI in
Los Angeles and then by VSI in
London. All following seasons only feature a British dub. The first version was directed by
Sylvainne Chebance, the script was adapted by
Claudia Zielke. The second dub was directed by
David John. Starting with season 2, the script was adapted by
Zoe Clarke. The American dub has since been withdrawn from circulation, with only the dubbing credits remaining at the end of each episode from season 1. ==Episodes==