Even though Pete Carpenter, who co-composed themes and many episode scores for The Rockford Files (1974) and other TV series with Mike Post, had passed away in 1987, he is still credited with Post on this and the rest of The Rockford Files (1974)' TV movies.
When Scotty asks Jim whether he has a smoke, Jim says, 'I quit' - a reference to James Garner having quit smoking, after his 1988 (quintuple bypass) heart surgery.
James Garner always remembered actors he had previously worked with, and these Rockford films were no exception - giving actors who had previously appeared during the series' run with another chance to appear. Some appearances were characters who had previously appeared, but otherwise it was to give a bunch of terrific, hard working actors one last chance to be a part of this (terrific) series' family. In this film, the part of 'Toothless Bob' (who's sitting with Scotty Becker on the 3rd Street Promenade (and mentions knowing 'Al Fresco'), when Jim and Angel run into them. He's character actor Dennis Fimple, who had previously worked on the series, but also has a connection with series' creator Roy Huggins, having worked on his series prior to The Rockford Files (1974); Alias Smith and Jones (1971).
Scotty's full name is Scott Dennis Becker.