Paul Brooke
Paul Brooke( born 22 November 1944) is a retired English actor of film, television and radio.
He is the father of actor Tom Brooke.
Cleomenes II
Cleomenes II( died 309 BC) was Agiad King of Sparta from 369 to 309 BC.
The son of Cleombrotus I, he succeeded his brother Agesipolis II.
He was the father of Acrotatus I, the father of Areus I, and of Cleonymus, the father of Leonidas II.
Yasuichi Oshima
He is the father of manga artist Towa Oshima.
Lukman Sardi
Lukman Sardi (born July 14, 1971) is an Indonesian actor, and the son of violinist Idris Sardi.
In 2005, Sardi had played a drama film which directed by Riri Riza, "Gie".
Lars Eliasson
He is the father of the later Member of Parliament Anna Eliasson.
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.
Obata Toramori
He was the father of Obata Masamori.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Inoue Masaru (bureaucrat)
Viscount was the first Director of Railways in Japan and is known as the" father of the Japanese railways".
Di Balik 98
Di Balik 98 ("Behind 98", formerly Di Balik Pintu Istana, "Behind The Palace Door") is an Indonesian drama film directed by Lukman Sardi, starring Chelsea Islan and Boy William.
It was released on January 15, 2015.The film is themed around the fall of Suharto's regime in 1998.

Question: Who is the father of the director of film Di Balik 98?
Answer: Idris Sardi