Die Augen der Mumie Ma

Director: Ernst Lubitsch
Year: 1918
Country: Germany
Runtime: 63 minutes

Also known as Eyes of the Mummy Ma. Often classified as a horror film but actually a melodramatic tragedy - and a pretty hammy one at that.

Full film on YouTube.

Der Golem

Director: Paul Wegener / Henrik Galeen
Year: 1915
Country: Germany
Runtime: 60 minutes (4 minutes)

Also known as The Golem. The original runtime was 60 minutes, but the film is lost. The extant fragments, shown in the video above, total just under 4 minutes.

Dr. Jekyll and Mr. Hyde

Director: Herbert Brenon
Year: 1913
Country: USA
Runtime: 27 minutes

Another version of Robert Louis Stevenson's novel, starring the improbably named King Baggot in both roles.

Der Student von Prag

Director: Paul Wegener / Stellan Rye
Year: 1913
Country: Germany
Runtime: 41 minutes

Also known as The Student of Prague. Often considered to be the first ever feature-length horror film and a forerunner of German Expressionist cinema.

Fan-made trailer by DutchWestIndianCo. The full movie is available on YouTube here.

Dr. Jekyll and Mr. Hyde

Director: Lucius Henderson
Year: 1912
Country: USA
Runtime: 12 minutes

First film version of the Robert Louis Stevenson novel. Produced by Thanhouser Film Corporation.

Frankenstein

Director: J. Searle Dawley
Year: 1910
Country: USA
Runtime: 13 minutes

The earliest surviving adaptation of Mary Shelley's novel. Presumed lost until its rediscovery in the mid-70s.

Le Papillon Fantastique

Director: Georges Méliès
Year: 1909
Country: France
Runtime: 2 minutes

Hand-coloured film. Also known as The Spider and the Butterfly.

La Maison Ensorcelée

Director: Segundo de Chomón
Year: 1908
Country: France
Runtime: 6 minutes

Also known as The Haunted House.

Les Quatre Cents Farces du Diable

Director: Georges Méliès
Year: 1906
Country: France
Runtime: 17 minutes

Also known as The 400 Tricks of the Devil. Watch the end for the spit roast from hell...

Le Revenant

Director: Georges Méliès
Year: 1903
Country: France
Runtime: 3 minutes

Also known as The Apparition. A funny old man is harassed by ghosts.