Career
As well as Germany, he also worked in Italy where he was usually credited as Giovanni Hinrich. Hinrich was a noted theatre director, before moving into film direction in 1932. While he was initially granted permisision to continue working following the Nazi takeover of Germany, he found it increasingly difficult and moved to Italy following the production of.
During the Fascist era he made several films such as the historical.
When Hinrich was threatened with dismissal from the 1941 film Il vetturale del San Gottardo, several of his actors including Osvaldo Valenti secured a reversal of the decision by protesting their support for him. After the war he switched to acting, making his screen debut in the 1946 neorealist film Before Him All Rome Trembled and also appearing in.
He later returned to his native Germany.