The house on Westward Beach Rd., Westward Beach, Malibu (CA), in the final scenes also appears in the final scenes of Kiss Me Deadly (1955) and What Ever Happened to Baby Jane? (1962).
Slavin drives a 1950 Studebaker Champion.
In the scene where Donovan waits for Tate outside the bank, a Helms Bakery delivery truck can be seen in the background.