Actor Hero Muller has passed away at the age of 83.

A voice acting agency for which de Groninger worked

confirmed this


RTV Noord on



More details about his death are not given.

Muller studied at the Hague Conservatory and started his career in 1961 in the musical

My Fair Lady


In the course of the sixties he focused on making radio plays, especially for the



At the end of the sixties, the actor made his television debut as a cook in the series


by director Paul Verhoeven.

In the years that followed he worked more often with Verhoeven in films such as

Keetje Tippel


Soldaat van Oranje


The fourth man


Muller starred in dozens of Dutch film and television productions such as

Het Zonnetje in Huis

, The

Road to Tomorrow

and the children's program

Het Huis Anubis


De Groninger was also a much sought-after voice actor, for example for the children's program

Sesame Street

, in which he played, among other things, Koekiemonster.

The actor, father of actor Peter Paul Muller (

All Stars


Gooische Vrouwen

), has been featured in series such as

Flikken Maastricht



in recent years


He played his last major film role in the youth film

Mees Kees op de planks



Hero Muller talks about his role as Cookie Monster