Question: Are both Michael Winner and Patrick Rea producers of films?

Context articles: Scream for Help (album)
Nailbiter
Michael Winner
Parting Shots
Hannibal Brooks
Stephen Rea
The Stone Killer
Isabel Rea
Patrick Rea
Appointment with Death (film)

Scream for Help is a soundtrack album by John Paul Jones, released by Atlantic Records on 22 March 1985 to accompany the film "Scream for Help".
 Following the "Death Wish II" album project, guitarist Jimmy Page was asked by his Berkshire neighbour, movie director Michael Winner, to record a soundtrack for the film "Scream for Help" in August 1984.
 Due to other commitments by Page, he instead suggested to Winner that Jones, who had just completed upgrading his 24-track digital recording studio at Devon, was best placed to write and record the soundtrack.
 In return, Jones asked Page to help record two tracks "Crackback" and "Spaghetti Junction".
Nailbiter is a 2013 horror film directed by Patrick Rea.
 The movie was first released onto DVD in Japan on January 25, 2013 and received its American debut on April 5, 2013 at the Phoenix Film Festival.
 It stars Erin McGrane as a mother who defends herself and her children against a dangerous foe.
 Rea intends to film a sequel to the film, which is tentatively titled "Nailbiter 2".
Robert Michael Winner (30 October 1935 – 21 January 2013) was an English film director and producer, and a restaurant critic for "The Sunday Times".
Parting Shots is a 1999 British film starring Chris Rea, Felicity Kendal, Oliver Reed, Bob Hoskins, Diana Rigg, Ben Kingsley, John Cleese and Joanna Lumley.
 It was the last film directed by Michael Winner.
Hannibal Brooks is a 1969 British war comedy film directed by Michael Winner and written by Ian La Frenais and Dick Clement based on a story by Winner and Tom Wright.
 The film follows a prisoner of war attempt's to escape from Nazi Germany to Switzerland during World War II, accompanied by an Asian elephant.
 It stars Oliver Reed, Michael J. Pollard and Wolfgang Preiss.
 The beginning is based on the experiences of the writer Tom Wright who, while a prisoner of war, worked at Munich Zoo to care for their elephant "Lucy".
 It has also been attributed to the true story of Olga the elephant rescued from Vienna Zoo in 1944.
 The title is a reference to the Carthaginian military commander Hannibal who led an army of war elephants over the Alps.
Stephen Rea ( ; born 31 October 1946) is an Irish film and stage actor.
 Rea has appeared in films such as "V for Vendetta", "Michael Collins", "Interview with the Vampire" and "Breakfast on Pluto".
 Rea was nominated for an Academy Award for his lead performance as Fergus in the 1992 film "The Crying Game".
 He has during later years had important roles in the Hugo Blick TV series "The Shadow Line" and "The Honourable Woman", for which he won a BAFTA Award.
The Stone Killer is a 1973 action thriller film starring Charles Bronson and directed by Michael Winner.
 It came out in between "The Mechanic" and "Death Wish", all three of which teamed up actor/director Bronson and Winner.
 Norman Fell and John Ritter appear as cops in this film, not too long before the TV series "Three's Company".
 Character actor Stuart Margolin plays a significant role; he also appeared in "Death Wish".
Isabel Rea (1889-?)
 born in Coxsackie, New York also sometimes credited as Isabel Rae, was an American film actress of the silent era, specifically the decade of the 1910s.
 In Daniel Blum's "A Pictorial History of the Silent Screen" she is credited in a photograph as Isabel Rea, member of the original Independent Moving Pictures (IMP) Film Company in 1911, alongside actors such as Mary Pickford.
 Further in the book she is credited as Isabel Rae in a photograph for Universal Studios.
 Apart from her work in silent films, very little is known of her and her whereabouts after approximately 1918, and no date is death is recorded on IMDB.
 While there are several entries for Isabel/Isabella Rea on the Find a Grave website none of these can be definitely identified as those for silent film actress Isabel Rea.
Patrick Rea (born January 2, 1980 in Schuyler, Nebraska) is an American producer, writer and director.
Appointment with Death is a 1988 British mystery film made by Golan-Globus Productions and produced and directed by Michael Winner.
 It is an adaptation of the Agatha Christie novel "Appointment with Death" featuring the detective Hercule Poirot.
 The screenplay was by Peter Buckman, Anthony Shaffer and Michael Winner.