The Unknown was a 1915 film directed by J. E. Mathews released in support of The Sunny South or The Whirlwind of Fate (1915).

It is considered a lost film.Andrew Pike and Ross Cooper, Australian Film 1900–1977: A Guide to Feature Film Production, Melbourne: Oxford University Press, 1998, p 52

Cast Jack Kearns Mick King Peter Felix Jeff Smith Frank Longhrey

Production The movie was shot in Newcastle over December 1914 and January 1915."Jack Kearns" at Australian Variety Theatre Archive. (Sighted 19 January 2014)

It starred two boxers and vaudeville star Jack Kearns.

Reception The film premiered at Waddington's Globe Theatre, George Street in Sydney. According to the Referee "Mick King, Herr Kearns, and Peter Felix have, in this picture, displayed surprising histrionic ability."

The Motion Picture News called it "a really good comedy, Keystone in appearance"."Film News from Foreign Parts", Motion Picture News 11 March 1916. Retrieved 23 November 1916

References