Dumb Witness

Overview

Poirot and Hastings are at Lake Windermere for an attempt on the world speed-boat record. An elderly widow is hurt by falling down stairs, then later killed by poisoning with phosphorus.

Guest Stars

Hugh Fraser

Captain Arthur Hastings

Pauline Jameson

Isabel Tripp

Jonathan Newth

Dr Grainger

Norma West

Wilhemina

Ann Morrish

Emily Arundel

Patrick Ryecart

Charles

Kate Buffery

Theresa

Paul Herzberg

Jacob