A new season of Westworld is almost here, and there’s a chance the mystery of who Aaron Paul’s character, Caleb, really is has been solved. Photo: John P. Johnson (HBO) Bring yourself back online. Caleb (Aaron Paul) isn’t like the other humans we’ve met on Westworld. Westworld (TV Series 2016– ) cast and crew credits, including actors, actresses, directors, writers and more.

In the real world, his name is Aaron Paul, and he's been a professional actor for over two decades.