When examining evidence, Sara says "Revenge; cool and serve.", which paraphrases the Klingon proverb from Star Trek "Revenge is a dish best served cold".
Sheriff Sherry Liston, portrayed by Barbara Eve Harris, has the same name as former boxing heavyweight champion Sonny Liston, who died in Las Vegas in 1970.
South African thugs necklaced during Apartheid. It hasn't been seen or used in the country in decades.