Answer
Yes, all of Christopher Nolan's feature films have been produced by his wife, Emma Thomas, who has been a crucial part of his filmmaking endeavors. Their partnership has resulted in critically acclaimed and commercially successful movies such as "The Dark Knight," "Interstellar," and "Tenet." Thomas' involvement extends beyond production, as she provides creative input and support throughout the filmmaking process, making her an integral collaborator in Nolan's cinematic vision.