Is "Cat Among the Pigeons / Ordeal by Innocence" a Series or Standalone? (Agatha Christie)

Find out if "Cat Among the Pigeons / Ordeal by Innocence" by Agatha Christie is part of a series or a standalone novel.

Knowing whether a book is standalone or part of a series helps readers plan what to commit to. Check the community discussion about "Cat Among the Pigeons / Ordeal by Innocence" on RateYourReads.