Question: What is the nationality of the person who made various animated films Dom DeLuise was a voice actor for?

Context articles: All Dogs Go to Heaven
The Secret of NIMH
Happily Ever After (1990 film)
Spaceballs
All Dogs Go to Heaven 2
Wally Wingert
The Cannonball Run
Don Bluth
Hot Stuff (1979 film)
Dom DeLuise

All Dogs Go to Heaven is a 1989 animated musical comedy-drama film directed and produced by Don Bluth, and released by United Artists and Goldcrest Films.
 It tells the story of Charlie B. Barkin (voiced by Burt Reynolds), a German Shepherd that is murdered by his former friend, Carface (voiced by Vic Tayback, in his final film role), but withdraws from his place in Heaven to return to Earth, where his best friend, Itchy Itchiford (voiced by Dom DeLuise) still lives, and he teams up with a young orphan girl named Anne-Marie (voiced by Judith Barsi, in her final film role), who teaches them an important lesson about kindness, friendship and love.
The Secret of NIMH is a 1982 American animated dark-science fantasy adventure film directed by Don Bluth in his directorial debut.
 It is an adaptation of Robert C. O'Brien's 1971 children's novel "Mrs. Frisby and the Rats of NIMH".
 The film was produced by Aurora Productions and released by MGM/UA Entertainment Company for United Artists and features the voices of Elizabeth Hartman, Dom DeLuise, Arthur Malet, Derek Jacobi, Hermione Baddeley, John Carradine, Peter Strauss, and Paul Shenar.
 The "Mrs. Frisby" name in the novel had to be changed to "Mrs. Brisby" during production due to trademark concerns with Frisbee discs.
 It was followed in 1998 by a direct-to-video sequel called "", which was made without Bluth's involvement or input.
 In 2015, a CGI/live action reboot was reported to be in the works.
Happily Ever After (also known as Snow White in the Land of Doom, Snow White: Happily Ever After and Happily Ever After: Snow White's Greatest Adventure) is a 1990 American animated musical fantasy film written by Robby London and Martha Moran, and directed by John Howley.
 The film stars Irene Cara, Malcolm McDowell, Edward Asner, Carol Channing, Dom DeLuise and Phyllis Diller.
 Its story is a continuation of the fairy tale "Snow White", wherein the titular heroine and the Prince are about to be married, but the late evil Queen's brother Lord Maliss appears to seek revenge upon them.
 The film replaces the Dwarfs with their female cousins, called the Dwarfelles.
Spaceballs is a 1987 American comic science fiction film co-written, produced and directed by Mel Brooks.
 Starring Brooks, Bill Pullman, John Candy, and Rick Moranis, the film also features Daphne Zuniga, Dick Van Patten, and the voice of Joan Rivers.
 In addition to Brooks in a supporting role, the film also features Brooks regulars Dom DeLuise and Rudy De Luca in cameo appearances.
All Dogs Go to Heaven 2 is a 1996 American animated romantic musical comedy-drama film, and a sequel to Goldcrest Films' 1989 animated film "All Dogs Go to Heaven".
 Produced by MGM/UA Family Entertainment and Metro-Goldwyn-Mayer Animation, it is co-directed by Paul Sabella and Larry Leker.
 Dom DeLuise (being the only original voice actor) reprises his role from the first film, while Burt Reynolds, Vic Tayback, and Melba Moore are replaced by Charlie Sheen, Ernest Borgnine, and Bebe Neuwirth, respectively.
 Tayback was replaced by Borgnine due to his death from a myocardial infarction in 1990.
 New characters are voiced by Sheena Easton, Adam Wylie, and George Hearn.
Wallace E. "Wally" Wingert (born May 6, 1961) is an American voice actor, singer, performer, actor, writer, and former radio personality who has done numerous voice work in various animated films, television shows, video games, and commercials.
 Some of his best-known roles include Jon Arbuckle in "The Garfield Show", Almighty Tallest Red in "Invader Zim", and the Riddler in "".
 He is not related to fellow voice actor Mick Wingert.
The Cannonball Run is a 1981 American-Hong Kong comedy film starring Burt Reynolds, Roger Moore, Dom DeLuise, Farrah Fawcett, and an all-star supporting cast.
 Filmed in Panavision, it was directed by Hal Needham, produced by Hong Kong's Golden Harvest films, and distributed by 20th Century Fox.
 The film is based on the 1979 running of an actual cross-country outlaw road race beginning in Connecticut and ending in California.
Donald Virgil "Don" Bluth (born September 13, 1937) is an American animator, film director, producer, writer, production designer, video game designer and animation instructor.
 He is known for directing animated films, such as "The Secret of NIMH" (1982), "An American Tail" (1986), "The Land Before Time" (1988), "All Dogs Go to Heaven" (1989) and "Anastasia" (1997), and for his involvement in the LaserDisc game "Dragon's Lair" (1983).
 He is also known for competing with former employer Walt Disney Productions during the years leading up to the films that would make up the Disney Renaissance.
 He is the older brother of illustrator Toby Bluth.
Hot Stuff is a 1979 American comedy film starring Dom DeLuise, Suzanne Pleshette, Jerry Reed and Ossie Davis.
 DeLuise also directed the movie, and the song "Hot Stuff" was written and performed by Reed.
Dominick DeLuise (August 1, 1933 – May 4, 2009) was an American actor, voice actor, comedian, director, producer, chef and author.
 He was the husband of actress Carol Arthur and the father of actor, director, pianist, and writer Peter DeLuise, actor David DeLuise, and actor Michael DeLuise.
 He starred in a number of movies directed by Mel Brooks, in a series of films with career-long best friend Burt Reynolds, and as a voice actor in various animated films by Don Bluth.