Debut feature film directed by Barry Levinson.
A short half hour documentary about the making of this movie, Diner: On the Flip Side (2000), was made for video in 2000, and is included on the DVD for the film.
According to Allmovie, "Diner (1982) was the first part of [Barry] Levinson's 'Baltimore Trilogy', followed by Tin Men (1987) and Avalon (1990)'. It has also been said that Diner (1982) is the first film in writer-director Barry Levinson's series of four "Baltimore Films" . The others being Tin Men (1987) , Avalon (1990) and Liberty Heights (1999).
The movie's two opening title cards read "Baltimore, 1959" and "Christmas Night".
Actor Ralph Tabakin appeared in every Barry Levinson film starting with this movie right up to Liberty Heights (1999).
First of two movies that actor Kevin Bacon has made with director Barry Levinson. The second and final movie [to date, August 2013] was 1996's Sleepers (1996). According to the TCMDb, "In a 1990s interview with TCM about the picture, Kevin Bacon said he always wanted to work with [Barry] Levinson after Diner (1982) but that he thought he was too identified as Fenwick in the director's mind to ever get another shot at a role. He did, however...".