This was the first of 14 episodes that centered on cases involving the use of the Highway Patrol helicopter. The "copter" episodes were great favorites of the series' fans, but they were limited in number due to the higher cost of production.
This is the only "Highway Patrol" episode in which a "lieutenant" character is used.
After thieves hook up trailer, they do not raise the landing gear On the trailer
Lt. Andrews leaves the Bank in a White over Blue 1955 Mercury Montclair 2 door Coupe. The suspect later flags Andrews over taking the Ransom from him. The suspects then leave in a Black 1955 Nash Super 4 door Sedan parked nearby. They drive to another mountain location and switch to a Two Tone 1955 Plymouth Belvedere Coupe. The suspects are pursued to the Mt. Hollywood Drive Tunnel, where they Carjack a White 1955 Dodge Custom Royal Lancer Convertible.
Victim Richard Ferris drives a dark colored 1955 Lincoln Capri 4 door Sedan to the Bank. Actor Michael Harris (Plainclothes Officer # 3156) is staking out the Bank in a dark colored 1955 Buick Special 2 door Sedan-Model 48. Plainclothes Officer # 5601 (uncredited) is also standing by in a two-tone 1955 Buick Special 2 door Sedan-Model 48.