The Green Man

A cool, calculating freelance assassin who plants a bomb in a radio and manipulates events from behind the scenes. He maintains a calm, charming exterior while orchestrating the plot, revealing his ruthless pragmatism when confronted with resistance.

A pompous London businessman whose weekend at the seaside hotel becomes the target of a calculated plot. His vanity and social standing draw others into the scheme and shape how the night unfolds.

Upshott's secretary whose proximity to the target makes her a potential ally or victim as the plan unravels. She confronts Hawkins, adding emotional tension to the dangerous night.

A young vacuum cleaner salesman who stumbles upon the crime and inadvertently triggers a chain of events. His discovery pushes the plot toward a race against time.

Reginald Willoughby-Cruft’s fiancée who navigates fear and confusion as the danger closes in. Her presence intensifies the urgency for truth and evacuation.

The house owner whose social circle and relationships complicate the hotel drama. His interactions with Ann and other guests influence the course of events.

A hotel guest whose presence adds tension to the lounge dynamics. She contributes to the atmosphere of unease as the night progresses.

A hotel waiter who helps stage the lounge’s social routine and becomes part of the misdirection that surrounds the plot.

One of the three mature violinists who provide musical cover for the unfolding drama. Their performance amplifies the contrast between elegance and danger.

The hotel landlord who manages guests and logistics, maintaining appearances while the danger brews beneath the surface.

Hawkins' loyal assistant who helps conceal the crime, including hiding the corpse, escalating the stakes and complicating the investigation.

A medical figure who appears amidst the crisis, providing rational observation in the chaos and representing authority.