Reference to the DC Extended Universe
- During the Battle of Metropolis, Superman and Zod destroyed both LexCorp Tower and Wayne Financial Building.
- While Lois Lane is getting information from Glen Woodburn the place they meet is Ace O'Clubs.
References to DC Comics
- Characters from the movie adapted from the comics are Superman, Lois Lane, Zod, Martha Kent, Jor-El and Perry White. Other characters from the comics are Jonathan Kent, Lara Lor-Van, Emil Hamilton, Carrie Farris and Jax-Ur.
- Matthew Goode, Armie Hammer, Matt Bomer, Joe Manganiello, Zac Efron and Colin O'Donoghue were all considered for Superman.
- Natalie Portman, Charlotte Riley, Anne Hathaway, Dianna Agron, Kristen Stewart, Malin Akerman, Rachel McAdams, Mary Elizabeth Winstead, Kristen Bell, Lake Bell, Olivia Wilde, Mila Kunis and Jessica Biel were all considered for Lois Lane.
- Viggo Mortensen were considered for Zod.
- Julianne Moore, Jodie Foster, Lisa Rinna, Amanda Seyfried, Sela Ward and Elisabeth Shue were all considered for Martha Kent.
- Kurt Russell, Bruce Greenwood, Dennis Quaid and Michael Biehn were all considered for Jonathan Kent.