Crow: "Suddenly, it's the end of 'Highlander.'" Mike: "The series?"
Enzo tells Matrix "There can be only one"
Neville (played by Adrian Paul) says to Nick "You're a smart boy, why don't you figure it out?". In Highlander when Duncan MacLeod (also played by Adrian Paul) said the same thing to his student, Richie Ryan, after taking a Dark Quickening. Also Neville pulls a sword on Ravi similar to MacLeod's katana, and when Neville is destroyed it is similar to a Quickening from Highlander.
When they arrive in Paris the Mini is parked right where Duncan MacCleod had his barge
Evan calls Javier "Highlander" when, during a so-called friendly argument, Javier picks up a long, antique knife to, ostensibly, open a letter
Panda "forgets about it"
Mentioned by Marion Cottilard during Film Society sketch
Clips from several episodes of that TV series are included.
Talks of the animated version of the very adult movie