What has the author Peter Capaldi written?

Peter Capaldi is best known for his acting career, particularly for his role as the Twelfth Doctor in "Doctor Who". While he's a talented actor, he is not a published author.

It's possible you are confusing him with another person named Peter Capaldi, or perhaps you're thinking of another actor who *has* written books.

If you can provide more details about what kind of writing you're interested in, I might be able to help you find the right person!