A.P.E.X.
A.P.E.X is a 1994 science fiction action film directed by Phillip J. Roth and starring Richard Keats, Mitchell Cox, Lisa Ann Russell, and Marcus Aurelius.
The plot concerns a group of scientists who explore the past using robotic probes known as the A.P.E.X or" Advanced Prototype Exploration units".
Quax in Africa
Quax in Africa is a German comedy adventure film produced in 1943/ 44 and released in 1947, directed by Helmut Weiss and starring Heinz Rühmann, Hertha Feiler and Lothar Firmans.
It is a sequel to the 1941 film" Quax the Crash Pilot".
Howard W. Koch
Howard Winchel Koch( April 11, 1916 – February 16, 2001) was an American producer and director of film and television.
Phillip J. Roth
Phillip J. Roth( born June 10, 1959) is an American film producer, director and screenwriter who is known for making low- budget films.
He is the founder of the Unified Film Organization( UFO) in America and Bulgaria, which have released various action and science fiction films for television and home video markets.
Brian Johnson (special effects artist)
Brian Johnson( born 1939 or 1940) is a British designer and director of film and television special effects.
Helmut Weiss
Helmut Weiss( January 25, 1907 – January 13, 1969) was a German actor, screenwriter and film director.
He was notable for directing" Tell the Truth" the first film produced in what was to become the future West Germany after the Second World War.
It was made in Hamburg in the British Zone of Occupation.
Much of the film had already been made at the UFA studios in Berlin shortly before the arrival of the Red Army, but Weiss dramatically re-shot it.
The film was significant in its use of outdoor locations in common with other post-war rubble films.
Rachel Feldman
Rachel Feldman( born August 22, 1954) is an American director of film and television and screenwriter of television films.
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.
Hanro Smitsman
Hanro Smitsman, born in 1967 in Breda( Netherlands), is a writer and director of film and television.

Question: Do director of film A.P.E.X. and director of film Quax In Africa share the same nationality?
Answer: no