Knut Hergel was a Norwegian actor

Actor

An actor is a person who acts in a dramatic production and who works in film, television, theatre, or radio in that capacity...

 and theatre director.

Hergel was actor at Stavanger Theater from 1924 to 1926, and at the theatre in Trondheim from 1926 to 1927. He was employed as stage producer at Det Nye Teater (Oslo) from 1928 to 1935. He was instructor at Det Norske Teatret

Det Norske Teatret

Det Norske Teatret is a theatre in Oslo. The theatre was founded in 1912, after an initiative from Hulda Garborg and Edvard Drabløs. It opened in 1913, touring with two plays, Ervingen by Ivar Aasen and Rationelt Fjøsstell by Hulda Garborg...

 from 1935, and theatre director from 1936 to 1946, except for the war period. As a refugee in Sweden from 1942 to 1945, he worked as an instructor at the Malmö City Theatre

Malmö City Theatre

Malmö City Theatre in Malmö, Sweden, is the main theatre of Malmö.- History :The first theatre in Malmö, Malmö Teater, was built in 1808 but became out of use in 1938. The Malmö City Theatre was built by the architect Sigurd Lewerentz between 1932 and 1944. From its opening in 1944 and until 1992...

. He was theatre director at the National Theatre

Nationaltheatret

The National Theatre in Oslo is one of Norway's largest and most prominent venues for performance of dramatic arts.The theatre had its first performance on 1 September 1899 but can trace its origins to Christiania Theatre, which was founded in 1829...

from 1946 to 1960, and later instructor at the same theatre.