David S. Goyer (The Dark Knight Rises), Max Borenstein (The Seventh Son), and Drew Pearce (Iron Man 3) have previously worked on the script. While the project has gained another writer, it has also lost two producers, Dan Lin and Roy Lee, who initially secured the rights from the Japanese company Toho.
Frank Darabont has been keeping busy with television projects over the last few years, creating The Walking Dead and his new TNT series L.A. Noir. His last work on the silver screen was Stephen King's The Mist in 2007, which he wrote and directed.