William Conrad and guest star Sorrell Booke would both pass away on the same date, February 11, 1994, respectively at ages 73 and 64.
Instead of the usual prop beers Cannon and Kendrix drink Budweisers with the bottom halves of the labels obscured by tape because of licensing issues.
William Windom, Stewart Moss, and Judith McConnell all appeared on (different) episodes of "Star Trek" (1966).