- Warner Bros.’ Superman Rollout Threatened by Lawsuit Over International Rights Hollywood Reporter
- ‘Superman’ Estate Sues Warner Bros. Discovery, DC Comics To Block Release In Key Territories Deadline
- Superman Creator’s Estate Sues DC and Warner Bros. Over Foreign Copyrights Ahead of James Gunn Reboot Variety
- The Estate of Superman's Co-Creator Is Trying to Stop James Gunn's Movie From Releasing Internationally Gizmodo