This marks the third of 5 series appearances for actor John Conte (seasons 3, 4, 5, 6 and 9).
The first of two cases involving an innovative racecar that crashes before a race. The other is The Case of the Runaway Racer (1965).
The "Mooney" rotary engine described in the episode is based on the Wankel rotary engine designed by German engineer Felix Wankel in the 1950's.
The racecar rolled off of the trailer is a Maserati 250F.
Contains one of the longest courtroom confessions in the series: 70 seconds.