The Titans That Built America Cast & Crew
Campbell ScottNarrator (voice) Cillian O'GairbhiWalter Chrysler Peter O'MearaJP Morgan / JP Morgan Jr. Charlie MaherCharles Lindbergh Aidan O'HareWilliam Knudsen Jonathan Delaney TynanJohn Raskob Joseph PalmerUS Federal Agent/US Army Officer Leonardo DiCaprioExecutive Producer 
