The Singing Detective
- The opening song was chosen by director Keith Gordon because he liked it so much in John Carpenter's Christine, which he also starred in.
- Keith Gordon and Robert Downey Jr. previously worked together in the 1986 movie Back to School. At the time, Keith Gordon was acting not directing.
- While Dan Dark is in Binney's office, he picks up a statue of a Maltese Falcon.
- At one point, David Cronenberg was in line to direct the film, with Al Pacino in the lead.