The Poisoned Diamond
The Poisoned Diamond is a 1933 British drama film directed by W.P. Kellino and starring Lester Matthews, Anne Grey and Patric Knowles.
It was made as a quota quickie for release by Columbia Pictures.
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Peter Levin
Peter Levin is an American director of film, television and theatre.
John Farrell (businessman)
John Farrell is the director of YouTube in Latin America.
Marcel Brands
Marcel Brands( born 1962) is a Dutch former professional footballer who is the Director of Football at English club Everton.
Laurent Le Bon
Laurent Le Bon( born 2 April 1969) is a French art historian who is the director of the Musée Picasso.
Michael Govan
Michael Govan( born 1963) is the director of the Los Angeles County Museum of Art since 2006.
Prior to this, Govan worked as the director of the Dia Art Foundation in New York City.
W. P. Kellino
William Philip Gislingham (About 1874 London, England – 31 Dec 1957 London, Middlesex, England) was a British circus clown, acrobat (part of the Flying Kellinos) and, using the name W.P. Kelino, film director.
He was the father of the cinematographer Roy Kellino.
Dana Blankstein
Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.
She is a film director, and an Israeli culture entrepreneur.
Eric Chan
Eric Chan Kwok- ki, SBS, IDSM( born 1959) is a Hong Kong civil servant who is the Director of the Chief Executive's Office.
Previously, Chan was the Director of Immigration( 2011–2016).

Question: Who is the child of the director of film The Poisoned Diamond?
Answer: Roy Kellino