Sleeper cabs in large trucks were rare in 1955 and this episode provides a look at how some of that era's roadside diners and truck stops attracted the lucrative business of truck drivers. The "Walnut Cafe" had a small detached bunkhouse where shorter-run drivers could sleep for a few minutes or hours and long-haul drivers would occasionally sleep overnight. In a conversation with Dan Mathews, the café owner describes the bunkhouse as "real good for business".
Suspect Masterson is driving a 1955 Chrysler New Yorker Deluxe Convertible. Dan Mathews' patrol car is a 1954 Oldsmobile Super 88 2 door Coupe. It featured a 324-cubic-inch Rocket V8 engine. With a 4 bbl carburetor, it was rated at 185hp.