Currently available on 1 streaming service.

The Sign of Four - watch online: streaming, buy or rent

Currently you are able to watch "The Sign of Four" streaming on Plex for free.

Where can I watch The Sign of Four for free?

The Sign of Four is available to watch for free today. If you are in Canada, you can:

  • Stream it online on Plex

If you’re interested in streaming other free movies and TV shows online today, you can:

  • Watch movies and TV shows with a free trial on Prime Video

Cast

Ian Richardson
Sherlock Holmes
David Healy
Dr. John Watson
Thorley Walters
Major John Sholto
Michael O'Hagan
Mordecai Smith
Cherie Lunghi
Mary Morstan
Joe Melia
Jonathan Small
Terence Rigby
Inspector Layton
Clive Merrison
Bartholomew Sholto
Richard Heffer
Thaddeus Sholto
John Benfield
McMurdo
Gordon Rollings
Mr. Sherman
John Pedrick
Tonga
Robert Russell
Williams
Moti Makan
Lal Rao
Kate Binchy
Maid
Merelina Kendall
Mrs. Smith