O loupežníku Rumcajsovi is a Czech animated television series by writer Václav Čtvrtek and illustrator Radek Pilař.
Series is about the robber Rumcajs who lives in the Řáholec forest near Jičín.
In 1972, thirteen episodes of spin off series O loupežnickém synku Cipískovi [cs] were filmed with the character of the robber Rumcajs, In English Version, it was broadcast as The Robber Name Rumcajs on BBC in U.K. and PBS in U.S.
He lives here together with his wife Manka and son Cipísek, with whom he experiences many adventures, because the Jičín estate wants to get them out of the forest.
In these works, Rumcajs appears as a positive hero who fights against the authorities.