Trivia: In the scene where Anna is outside the gates during "For The First Time in Forever", you can see the backs of Flynn and Rapunzel from "Tangled".
Trivia: During production, Sylvester Stallone suffered a gash in his right foot whilst filming a fight scene. The injury required 70 stitches.
Trivia: The first entirely English-language film made by acclaimed South Korean director Park Chan-Wook.