John Badham
John MacDonald Badham( born August 25, 1939) is an English- born American director of film and television, best known for the films" Saturday Night Fever"( 1977)," Dracula"( 1979)," Blue Thunder"( 1983)," War Games"( 1983)," Short Circuit"( 1986), and" Stakeout"( 1987).
Dracula (1979 film)
Dracula is a 1979 British- American dark romantic horror film directed by John Badham.
The film starred Frank Langella in the title role as well as Laurence Olivier, Donald Pleasence and Kate Nelligan.
The film was based on Bram Stoker's novel" Dracula" and its 1924 stage adaptation, though much of Stoker's original plot was revised to make the film — which was advertised with the tagline" A Love Story" — more romantic.
The film won the 1979 Saturn Award for Best Horror Film.
Mistress of the Apes
Mistress of the Apes is a 1979 film from Larry Buchanan.
Drakulić
Drakulić is a Christian Serbian surname, derived from the Romanian words Dracul and Dracula, and may refer to:
Mistress of the Apes
Mistress of the Apes is a 1979 film from Larry Buchanan.
David Riker
David Riker is an American screenwriter and film director.
He is best known for his award- winning film" The City( La Ciudad)," a neo- realist film about the plight of Latin American immigrants living in New York City.
Riker is also the writer and director of" The Girl"( 2012), and the co-writer of the films" Sleep Dealer"( 2008) and" Dirty Wars"( 2013).
Born in Boston, Riker moved to Brussels, Belgium, at the age of five, where he attended a French- speaking school.
In 1973 his family moved to London, where he studied at The American School.
Riker is a graduate of New York University's Graduate Film School where, in 1992, he made his first fictional film," The City"( which became" The Puppeteer" story in the feature" The City( La Ciudad)"( 1998)).
The short received critical acclaim and, among other accolades, won the Gold Medal for Dramatic Film at the Student Academy Awards and the Student Film Award from the Directors Guild of America.
Mr. Right (2009 film)
Mr. Right is a 2009 British film directed by David Morris and Jacqui Morris.
The jointly- made gay- themed film is the debut for both directors.
Middle Age Spread
Middle Age Spread is a 1979 film adaptation of the Roger Hall play of the same name.
Alex Rivera
Alex Rivera( born 1973, in New York City) is an American film maker, best known for his films about labor, immigration, and politics.
Sleep Dealer
Sleep Dealer is a 2008 futuristic science fiction film directed by Alex Rivera.
" Sleep Dealer" depicts a dystopian future to explore ways in which technology both oppresses and connects migrants.
A fortified wall has ended unauthorized Mexico- US immigration, but migrant workers are replaced by robots, remotely controlled by the same class of would- be emigrants.
Their life force is inevitably used up, and they are discarded without medical compensation.

Question: Do both directors of films Dracula (1979 film) and Sleep Dealer share the same nationality?
Answer: yes