For the whiskey that Max is drinking, the brand name is Jake Danzel's, instead of Jack Daniels. Otherwise, the label looks the same.
Opens with the quote, "Under such conditions, whatever is evil in men's natures comes to the front", from the travel novel "Through the Brazilian Wilderness" by Theodore Roosevelt.
During the scene with Sam Witwer's character and the two girls, the song playing on the stereo is "Werewolves of London" by Warren Zevon.
Sam Witwer's character Max is advertised as a wolfman. Sam Witwer starred as a vampire in the US version of the SyFy show Being Human, in which his roommate was a werewolf.
Wu returns to his police duties for the first time since being released from a psychiatric hospital. ("Once We Were Gods")