The video game is based on the movie.
The "Spear of Destiny" prop is the same one as used in Hellboy (2004).
A demon getting trapped in the mirror at the beginning and smashing it to defeat it
The scene with Chas talking to himself in the mirror of the cab emulates the "are you talking to me?" scene in Taxi Driver
Girl possesed by demon, tied in bed, gets an exorcism.
Mike mentions that he's seen the movie.
Movies based on Alan Moore comics are shown
Mention the other movies that Shia LaBeouf star in.
"He already holds the Holy Lance" is a reference to the Spear of Destiny which is found in the modern day wrapped in a Nazi flag in 'Constantine'.
Referenced by name.
posters in background
It is listed as one of the "sweded" movies. Also, video case is shown.
There's a sequence which emulates scenes from that movie.
Clip from cartoon is shown.
"Movie Theology with Father Brett" segment
reviewed + footage used
#7 on Ebert's list.
Promotional Excerpts showed during interview with Keanu Reeves - Midnite electrocutes Constantine in an electric chair.
Showing in the cinema in the last story.
Satan is scared to fight because Heaven has a Keanu Reeves, who starred as the demon fighter in Constantine.
Keanu Reeves plays the same bland character in different movies