Instrumental portions of the refrain from John Denver's 1971 song, "Take Me Home, Country Roads" are heard during this episode.
The plane that crashes is a 1970 BEECH A36 Fixed wing single engine, #N4608A.
The plane that Cannon arrives in, and boards at the end, is a 1970 Beechcraft King Air twin turboprop, #N100BW. Its registration was later changed to N696JB and it was written off in a non-fatal accident near the Uvalde, TX airport on March 28, 1990.
The plot of this episode involves the crash of an airplane. During World War II, William Conrad was a fighter pilot in the United States Army Air Force.