The Big Four

Oct 23, 2013 on itv at 8:00 PM
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Watch Agatha Christie's Poirot S13E02 online

Summary

As the threat of world war looms large, Poirot seeks the help of friends both old and new when he is pitted against a dangerous group of murderous dissidents.

Previous episode

Elephants Can Remember
Season 13 Episode 1

Jun 09, 2013

Next episode

Dead Man's Folly
Season 13 Episode 3

Oct 30, 2013

Guest stars

David Yelland, Michael Culkin, Nicholas Day, Patricia Hodge, Simon Lowe, Tom Brooke