Question: Drew Daywalt and Henry Kolker, are which nationality?

Context paragraphs:
Stark Raving Mad (2002 film): Stark Raving Mad is a film, produced by A Band Apart, about a heist pulled during a rave.  The film was directed and written by Drew Daywalt and David Schneider.  It stars Seann William Scott, Lou Diamond Phillips, Timm Sharp, Patrick Breen, John B. Crye, Monet Mazur, Suzy Nakamura, C. Ernst Harth, and Dave Foley.  The movie featured soundtrack by John Digweed.

I Will Repay (film): I Will Repay is a 1923 British silent period film directed by Henry Kolker and starring Holmes Herbert, Flora le Breton and Pedro de Cordoba.  It was based on the 1906 novel "I Will Repay" by Emma Orczy, which is a sequel to "The Scarlet Pimpernel" (part of a large series of such novels).  It was released under the alternative title Swords and the Woman

Henry Kolker: Joseph Henry Kolker (November 13, 1874) [some sources 1870] Berlin, Prussia, Germany – July 15, 1947, Los Angeles, California) was an American stage and film actor and director.

The Woman Michael Married: The Woman Michael Married is a lost 1919 American silent society drama film directed by Henry Kolker and produced by and starring Bessie Barriscale.  Distribution of the film was through newly formed Robertson-Cole, soon to form into the FBO company.

The Great Well: The Great Well is a 1924 British silent drama film directed by Henry Kolker and starring Thurston Hall, Seena Owen and Lawford Davidson.  It was based on the 1923 play "The Great Well" by Alfred Sutro.

Any Woman: Any Woman is a 1925 American drama silent film directed by Henry King and written by Randolph Bartlett, Jules Furthman, Arthur Somers Roche and Beatrice Van.  The film stars Alice Terry, Donald Reed, Margarita Fischer, Lawson Butt, Aggie Herring, James Neill and Henry Kolker.  The film was released on May 4, 1925, by Paramount Pictures.

The Day the Crayons Came Home: The Day the Crayons Came Home is a 2015 children's book written by Drew Daywalt and illustrated by Oliver Jeffers.  The book is a sequel to "The Day the Crayons Quit".  The book is about crayons who are scattered around the world and in the house of a boy named Duncan, and how they communicate with him through postcards.  The book is a colorful picture book.

Red Clover (film): Red Clover (also known as Leprechaun's Revenge and "St. Patrick's Day Leprechaun") is a 2012 made for television horror movie directed by Drew Daywalt.  The movie was originally made under the title "Red Clover", but was changed to "Leprechaun's Revenge" for a March 17, 2012 television release on the Syfy Channel.  The title was switched back to "Red Clover" for its 2013 DVD release.  "Red Clover" stars Billy Zane as a Massachusetts sheriff who must save his town from a homicidal leprechaun.

Drew Daywalt: Drew Daywalt (born January 5, 1970) is an American filmmaker and author, best known for his work on horror films and for writing the best-selling children's picture book "The Day the Crayons Quit" and its sequel "The Day the Crayons Came Home".

The Parson of Panamint (1941 film): The Parson of Panamint is a 1941 American drama film directed by William C. McGann and written by Adrian Scott and Harold Shumate.  The film stars Charlie Ruggles, Ellen Drew, Phillip Terry, Joseph Schildkraut, Porter Hall and Henry Kolker.  The film was released on July 25, 1941, by Paramount Pictures.

Supporting paragraphs: Drew Daywalt Henry Kolker
Answer: American