 In this episode, the female lead was overtaken by Ulrike Krumbiegel, who played the role of a former colleague and friend of Otto, named Katharina Dammers.A running gag in the series is Otto's former colleague from the "Volkspolizei", Sputnik (Jaecki Schwarz).He changes jobs between each episode, and provides schnapps, ironic remarks, advice, and practical support to the "strong" team.