"Timeshift" A Study in Sherlock (TV Episode 2005)
"The Dukes of Hazzard" Vance's Lady (TV Episode 1982)
Sherlock Holmes Solves the Sign of the Four (Short 1913)
The Sign of Four (1923)
The Sign of Four: Sherlock Holmes' Greatest Case (1932)
"Les grands détectives" Sherlock Holmes: Le signe des quatre (TV Episode 1974)
Sherlock Holmes and the Sign of Four (TV Movie 1983)