Jennifer tells Cassie, "You have no idea how exhausting it is being crazy." Emily Hampshire has stated in interviews that playing Jennifer's insanity is the most exhausting acting she's ever done.
Jennifer says to Cole in response to his warning about the consequences of the murder of the primaries, "Human sacrifices...dogs and cats living together...mass hysteria." She is making a joke by quoting Bill Murray in the movie Ghostbusters (1984).
Jennifer waves goodbye to the Striking Woman just like the Frenchman does to Popeye Doyle in the French Connection.