Were Arvid E. Gillstrom and Nagisa Oshima both film director and screenwriters?
Arvid E. Gillstrom: Arvid E. Gillstrom (13 August 1889 – 21 May 1935), was a Swedish film director and screenwriter. Nagisa Oshima: Nagisa Oshima (大島 渚 , Ōshima Nagisa , March 31, 1932 – January 15, 2013) was a Japanese film director and screenwriter.
yes