Karl Erik "Bullen" Berglund (30 June 1887 – 27 April 1963) was a Swedish actor, director and writer.

[1] Karl Erik Berglund was born at Lidingö in the Stockholm archipelago in Sweden.

He was the son of Carl Victor Berglund and his wife Klara Erika Hausmetzger.

He made his stage debut in 1907 with Albert Ranft (1858-1938) at the Östermalmsteatern and Södra Teatern theaters in Stockholm.

[2] [3][4] He also had a food column, published some cookbooks and had his own radio show in the 1920s, also about cooking, using his nickname Bullen 'bun'.