The viewer learns that Anthony Petrocelli's middle initial is J, and that he was a Phi Beta Kappa member from Harvard University.
Two of this episodes guest stars portrayed crazy starship captains on Star Trek: TOS. William Windom played Commodore Decker in "The Doomsday Machine" and Morgan Woodward played Capt. Tracy in "The Omega Glory"
In the course of the show, Anthony Petrocelli is offered $25,000 to take a case in New York. Adjusted for inflation, $25,000.00 in 1974 is equal to $135,948.59 in 2019.
The book "Petrocelli: San Remo Justice," by Sandra Grabman, was published by BearManor Media. ISBN 978-1-62933-205-5.