Title: The Singing Detective (film)
Content:  Potter's screenplay had been circulating in Hollywood for many years as Potter was enthusiastic about a film version. Robert Altman was at one time attached to direct with Dustin Hoffman in the lead, but financing proved difficult and the production was shelved. It was eventually discovered by an executive at Mel Gibson's production company Icon Productions, who loved it and got Gibson on board to produce. The screenplay had also been imagined as a horror film directed by genre veteran David Cronenberg and starring Al Pacino as the title character.
Title: The Singing Detective (film)
Content:  The Singing Detective is a 2003 American musical crime comedy film directed by Keith Gordon and loosely based on the BBC serial of the same name, a work by British writer Dennis Potter. It stars Robert Downey Jr. and features a supporting cast that includes Katie Holmes, Adrien Brody, Robin Wright Penn, Mel Gibson and Carla Gugino as well as a number of songs from the 1950s.
Title: The Singing Detective (film)
Content: Robert Downey Jr. as Dan Dark ; David Dorfman as young Dan Dark ; Robin Wright Penn as Nicola / Nina / Blonde ; Jeremy Northam as Mark Binney ; Katie Holmes as Nurse Mills ; Mel Gibson as Dr. Gibbon ; Adrien Brody as First Hood ; Jon Polito as Second Hood ; Carla Gugino as Betty Dark / Hooker ; Saul Rubinek as Skin Specialist ; Alfre Woodard as Chief of Staff ; Amy Aquino as Nurse Nozhki ; Eddie Jones as Moonglow Bartender ; Clyde Kusatsu as Visiting Japanese Doctor 
Title: The Singing Detective (film)
Content:  The soundtrack to The Singing Detective was released on October 14, 2003. It consisted of songs from the 1950s rather than the 1940s as in the original television series.
Title: The Singing Detective
Content:  The Singing Detective is a BBC television serial drama, written by Dennis Potter, starring Michael Gambon and directed by Jon Amiel. The six episodes were "Skin", "Heat", "Lovely Days", "Clues", "Pitter Patter" and "Who Done It". The serial was broadcast in the United Kingdom on BBC1 in 1986 on Sunday nights from 16 November to 21 December with later PBS and cable television showings in the United States. It won a Peabody Award in 1989. It ranks 20th on the British Film Institute's list of the 100 Greatest British Television Programmes, as voted by industry professionals in 2000. It was included in the 1992 Dennis Potter retrospective at the Museum of Television & Radio and became a permanent addition to the museum's collections in New York and Los Angeles. There was co-production funding from the Australian Broadcasting Corporation. It was released on DVD in the US on 15 April 2003 and in the UK on 8 March 2004.
Title: The Singing Detective
Content:  Although The Singing Detective did not meet with spectacular viewing figures, it proved influential within the television industry. The serial met with considerable critical praise in America. Steven Bochco has credited the serial as the chief inspiration for Cop Rock (1990), although unlike The Singing Detective, Bochco's drama features specially recorded musical numbers rather than existing work. The serial was adapted into a 2003 American film featuring Robert Downey, Jr. and Mel Gibson, with the locations changed to the United States. The British rock band Elbow took their name from a line in the series that declared elbow the "loveliest word in the English language".
Title: The Singing Detective
Content: 1986: The Singing Detective (BBC Records CD 608) ; 1988: The Other Side of the Singing Detective (BBC Records and Tapes BBC CD 708) 2002: (Portugal) Music from "The Singing Detective" and More (Golden Star GSS 5349) (3 CD) ; 2002: (Portugal) Music from "The Singing Detective" (The Wonderful Music of WMO 90375) (1 CD) The Singing Detective soundtrack was released on vinyl in two different forms: Later releases on CD are:
Title: The Singing Detective (film)
Content:  Detective novelist Dan Dark is hospitalized due to a skin disease named psoriasis and crippling psoriatic arthritis. Around doctors and nurses, he occasionally hallucinates them in choreographed musical numbers. They attempt to help Dark, but are dismissed by Dark's anger and bitterness towards everyone. In an attempt to solve his mental issues, the doctors send him to psychiatrist Dr. Gibbon. The doctor suspects the thoughts behind these problems are in Dark's novel The Secret Detective, which is about a nightclub singer/private eye, hired by Mark Binney, who takes on a strange case involving prostitutes and two mysterious men. He fantasizes about the book during these meetings, 
Title: The Singing Detective (film)
Content:  childhood. He states his father didn't care about him due to being a "pain-in-the-ass" to raise, and Dan was often alone in his room to read. His father also constantly beat up his wife and kid. Just as he is about to be released from the hospital, he has another hallucination where reality meets his novel fantasies; the two thugs quickly drag his hospital bed throughout the building and attempt to kill him, while he also imagines himself as the detective alongside other vaudeville women. It ends with the fictional detective shooting the real author. After the hallucination, he leaves the hospital with his wife.
Title: The Singing Detective
Content:  refusal to take medication, Marlow falls into a fantasy world involving his Chandleresque novel The Singing Detective, an escapist adventure about a detective (also named "Philip Marlow") who sings at a dance hall and takes the jobs "the guys who don't sing" won't take. Marlow is "plot-dreaming", trying out various solutions to a working plot in his head, deciding as he goes what plot element works best with what character or situation, interspersed with bits of ideas that occur to him off the top of his head and discarding (with some afterthoughts) parts of his story that no longer work 

Question: Who was the screenwriter for The Singing Detective?
Answer: Dennis Potter.
Dennis Christopher George Potter.