Shot primarily at University of British Columbia in Vancouver, Canada.
Vera Stone(Katharine Isabelle) played a werewolf in the movies Ginger Snaps(2000), Ginger Snaps 2: Unleashed(2004), Ginger Snaps Back: The Beginning(2004).
Matt Frewer(Peter Morton), Adam DiMarco(Randall Carpio),Katharine Isabelle(Vera stone),Jedidiah Goodcare(Kyle), Jewel staite(Marand twins),and Ian Tracy(Jurgen sawyer) have all appeared in Supernatural another show filmed in Canada
The ark of the covenant - the biblical container of the 10 commandments (also known from Indiana Jones) is briefly shown in the last episode of the first season
Eric Clarke (Sam Trammell) is killed by a werewolf after previously portraying a shifter on true blood