Arnold Laven
Arnold Laven (February 3, 1922 – September 13, 2009) was an American film and television director and producer.
He was one of the founders and principals of the American film and television production company Levy-Gardner-Laven.
Laven was a producer of, among other things, the western television series "The Rifleman" and "The Big Valley".
He also directed motion pictures, including "Without Warning!The RackThe Monster That Challenged the WorldGeronimoRough Night in Jericho", and "Sam Whiskey".
In the 1970s and early 1980s, Laven directed dozens of episodes of television series, including episodes of "MannixThe A-TeamHill Street BluesThe Six Million Dollar ManFantasy IslandThe Rockford Files" and "CHiPs".
Brian Johnson (special effects artist)
Brian Johnson( born 1939 or 1940) is a British designer and director of film and television special effects.
Without Warning!
Without Warning! is a 1952 American film noir crime film directed by Arnold Laven and starring Adam Williams, Meg Randall, and Ed Binns.
The film is shot in a semidocumentary- style with police procedural voice- over narration in parts.
" Without Warning!" was released commercially for the first time on DVD in 2005.
Previously, the film was considered lost and unavailable for viewings.
Hanro Smitsman
Hanro Smitsman, born in 1967 in Breda( Netherlands), is a writer and director of film and television.
Peter Hamel
Peter Hamel( 1911–1979) was a German screenwriter and a director of film and television.
He appeared as himself in the 1948 comedy" Film Without a Title".
He is the father of the composer Peter Michael Hamel.
Fred Wolf (writer)
Fred Wolf( born November 7, 1964 in New York City) is an American film director, screenwriter, television writer, and former stand- up comedian.
Ben Cura
Ben Cura( born 30 September 1988) is a British- Argentine actor and director of film, television and theatre.
Peter Levin
Peter Levin is an American director of film, television and theatre.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
The House Bunny
The House Bunny is a 2008 American comedy film directed by Fred Wolf and written by Kirsten Smith and Karen McCullah Lutz.
It stars Anna Faris as a former Playboy bunny who signs up to be the" house mother" of an unpopular university sorority after finding out she must leave the Playboy Mansion.
Also starring Colin Hanks and Emma Stone, the film was released on August 22, 2008.

Question: Do director of film Without Warning! and director of film The House Bunny have the same nationality?
Answer: yes