First appearance of Robert Culp in Columbo, out of four. The others are: The Most Crucial Game (1972), Double Exposure (1973), and Columbo Goes to College (1990). He also makes an appearance in the pilot of the series Mrs. Columbo (1979).
The $30,000 salary suggested that Columbo ask for to work in Brimmer's firm would equate to over $200,000 in 2022.
The first regular Columbo episode filmed (after two pilot movies), though it was the second episode aired.
First appearance of Columbo's 1959 Peugeot 403 Cabriolet.