Ray uses the quote "spleen with an ice pick" from Thatcher's complaint about "those pencil-neck geeks in Industry, Trade and Commerce" in Mountie Sings the Blues when talking deals with the suspect.
Listen for the menu items discussed in the restaurant, they are all names of hockey players playing when this episode was filmed. Tie Domi is a right wing for the Toronto Maple Leafs. Teemu Selanne is a right wing for the Anaheim Mighty Ducks. Esa Tikkanen is a left wing for the New York Rangers. Pavel Bure is a right wing for the Florida Panthers.
The license plate RCW 139 appears on the bronze 1984 Crown Victoria that takes the bodies away.