|Role:||James Cobb (20 months old)|
|Other family:||Jonathan Nolan (uncle)|
John Nolan (great uncle)
Miranda Nolan (cousin once removed)
Tom Nolan (cousin once removed)
Magnus appeared in the opening beach scene, as well as the beach scene inside Cobb's memories and the hotel lobby.
The working title for The Dark Knight Rises was "Magnus Rex", following the tradition of Nolan naming his working titles after his children.