Question: Which actor is American, Géza von Bolváry or Michael Gordon?

Context paragraphs:
Mirror of Life: Mirror of Life (German:Spiegel des Lebens) is a 1938 Austrian drama film directed by Géza von Bolváry and starring Peter Petersen, Paula Wessely and Attila Hörbiger.  The film's sets were overseen by art director Julius von Borsody.

Géza von Bolváry: Géza von Bolváry (full name Géza Maria von Bolváry-Zahn; 26 December 1897 – 10 August 1961) was a Hungarian actor, screenwriter and film director, who worked principally in Germany and Austria.

The Vagabond Queen (film): The Vagabond Queen is a 1929 British comedy film directed by Géza von Bolváry and starring Betty Balfour, Glen Byam Shaw and Ernest Thesiger.  It was the final film directed in Britain by Bolváry before he returned to Germany.  It was made by British International Pictures.  A young woman takes the place of a Princess who is a target for an assassination.

The Merry Wives of Vienna: The Merry Wives of Vienna (German:Die lustigen Weiber von Wien) is a 1931 German musical comedy film directed by Géza von Bolváry and starring Willi Forst, Lee Parry and Paul Hörbiger.  The film's sets were designed by Andrej Andrejew and  Gabriel Pellon.

The Love of the Bajadere: The Love of the Bajadere (German: Die Liebe der Bajadere) is a 1926 German silent film directed by Géza von Bolváry and starring Helene von Bolvary.

Father and Son (1929 film): Father and Son (German:Vater und Sohn) is a 1929 German silent film directed by Géza von Bolváry and starring Harry Liedtke, Rolf von Goth and Charles Puffy.  The film's art direction was by Robert Neppach and Erwin Scharf.

The Wrecker (1929 film): The Wrecker (German: Der Würger) is a 1929 British-German silent crime film directed by Géza von Bolváry and starring Carlyle Blackwell, Joseph Striker and Benita Hume.  The film was based on the play of the same title by Arnold Ridley.  It was produced by Michael Balcon for Gainsborough Pictures in a co-production with the German firm Felsom Film.

Michael Gordon (film director): Michael Gordon (born Irving Kunin Gordon; September 6, 1909 – April 29, 1993) was an American stage actor and stage and film director.

The Prisoners of Shanghai: The Prisoners of Shanghai (German: Die Gefangene von Shanghai) is a 1927 German silent drama film directed by Géza von Bolváry and Augusto Genina and starring Carmen Boni, Jack Trevor and Bernhard Goetzke.  The film's sets were designed by Stefan Lhotka.

Helene von Bolvary: Helene von Bolvary (1892–1943) was a Hungarian actress.  She was the wife of the film director Géza von Bolváry.

Supporting paragraphs: Géza von Bolváry Michael Gordon (film director)
Answer: Michael Gordon