The Sign of Four poster

Movie

The Sign of Four

1987 7.4 103 min Mystery Crime Thriller

Overview

Mary Morstan has received a pearl in the post every year since her father's disappearance. This leads Holmes and Watson to the truth about a secret pact between four convicts during the Indian Rebellion of 1857.

Available movie listing Catalogue updated 16 August 2026

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iBOX TV currently lists The Sign of Four. This catalogue entry was updated on 16 August 2026 and continues through the matching Telegram result.

Status: Released
First released: 1987
Runtime: 103 minutes
Original language: EN

People

Featured cast

Jeremy Brett

Jeremy Brett

Sherlock Holmes

Edward Hardwicke

Edward Hardwicke

Dr. John Watson

Jenny Seagrove

Jenny Seagrove

Mary Morstan

Ronald Lacey

Ronald Lacey

Thaddeus und Bartholomew Sholto

John Thaw

John Thaw

Jonathan Small

Emrys James

Emrys James

Inspector Athelney Jones

Alf Joint

Alf Joint

McMurdo

Kiran Shah

Kiran Shah

Tonga

Terence Skelton

Captain Morstan

Rosalie Williams

Rosalie Williams

Mrs. Hudson

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