Question: Were both Alfred Santell and Anthony Kimmins American?

Context paragraphs:
This Is Heaven: This Is Heaven (1929) is an American Pre-Code film, produced by Samuel Goldwyn, released through United Artists, and directed by Alfred Santell.

Just Another Blonde: Just Another Blonde (also known as The Girl From Coney Island) is a 1926 American silent romantic comedy/adventure film distributed by First National Pictures.  Based on the short story "Even Stev'en" by Gerald Beaumont, the film was directed by Alfred Santell and stars Dorothy Mackaill, Jack Mulhall and Louise Brooks.  An incomplete print of the film is preserved at the UCLA Film and Television Archive.

Aloma of the South Seas (1941 film): Aloma of the South Seas is a 1941 American romantic adventure drama film starring Dorothy Lamour and Jon Hall, directed by Alfred Santell.  The film was shot in Technicolor and distributed by Paramount Pictures.

Anthony Kimmins: Anthony Martin Kimmins (born 10 November 1901 – 19 May 1964) was an English director, playwright, screenwriter, producer and actor.

Daddy Long Legs (1931 film): Daddy Long Legs (1931) is an American Pre-Code film directed by Alfred Santell and starring Janet Gaynor and Warner Baxter.  The story involves an orphan who is taken under the wing of a wealthy benefactor.

Alfred Santell: Alfred Allen Santell also known as Al Santell (born September 14, 1895 in San Francisco, California) was an American film director and film producer.

Tess of the Storm Country (1932 film): Tess of the Storm Country is a 1932 American pre-Code drama film.  The movie stars Janet Gaynor, Charles Farrell, and Dudley Digges, and was directed by Alfred Santell and released by Fox Film Corporation.  It is based on the novel of the same name by Grace Miller White and its adaptation for the stage by Rupert Hughes.

Bluebeard's Seven Wives: Bluebeard's Seven Wives was a 1926 American silent comedy film produced and released by First National Pictures.  It was directed by Alfred Santell and starred Ben Lyon, Lois Wilson and Blanche Sweet.  The film is now considered lost.

The Amorous Prawn: The Amorous Prawn or The Amorous Mr. Prawn is a 1962 British comedy film directed by Anthony Kimmins and starring Ian Carmichael, Joan Greenwood and Cecil Parker.  The film was based on a farcical play by Kimmins.

Mexicana (film): Mexicana is a 1945 American musical film directed by Alfred Santell and starring Tito Guízar, Constance Moore and Leo Carrillo.  The film was one of three made by Republic Pictures in line with the American government's Good Neighbor policy towards Latin America.  Its plot is almost identical to that of another Guízar vehicle "Brazil" (1944).

Supporting paragraphs: Alfred Santell Anthony Kimmins
Answer: no