From Wikipedia:

Kumaran Ganeshan (born March 27, 1983, in Berlin) is a former German actor and current psychiatrist.

Ganeshan became known for his role as Budhi Dondra in the children's television series Schloss Einstein starting in September 1998. In 2000, he appeared in the television film Stubbe – Von Fall zu Fall: Blattschuss. He subsequently had smaller roles in other television productions.

Ganeshan has since withdrawn from public life. After graduating from high school, he studied medicine and works as a psychiatrist in Würzburg.