Grace Milroy loses her job working at a factory. However, through a strange set of circumstances, she is taken on as housekeeper at the nearby Swinford Castle the home of the eccentric Duchess of Swinford.
An adaptation of Jerome K. Jerome’s classic story charting the comic misadventures of three friends – and a dog – as they take a boating holiday on the Thames.
When a photograph is taken at the scene of a murder, the camera is tossed out of a castle window to destroy the evidence and lands in the back of a passing car belonging to chemist John Gray who becomes amateur sleuth after developing the film and goes in search of the woman captured by the photograph. When the camera is stolen from his laboratory, Gray's suspicions are further aroused.