William Markus
- Known for
- Directing
- Born
- January 12, 1917
- Died
- October 10, 1989
- Birthplace
- Liverpool, England, UK
William Markus, born Karl William Marcus, was a Finnish-British film director, actor, screenwriter, and producer. Born in Liverpool to a Finnish father and an English mother, he held dual citizenship in Finland and the United Kingdom. Markus began his acting career in 1944 and later transitioned into directing. He directed 13 films between 1953 and 1965, with notable works including Miriam (1957), which was entered into the 8th Berlin International Film Festival. His films often explored complex social themes, contributing significantly to Finnish cinema during his active years.
Filmography
- The Tell-Tale Heart
The Tell-Tale Heart 1963
Director, Writer
- A Barrel of Amontillado
A Barrel of Amontillado 1963
Director, Writer

Lumisten metsien tyttö 1960
Director

Verta käsissämme 1958
Director

Autuas eversti 1958
Screenplay, Director

Miriam 1957
Screenplay, Director

Rakas varkaani 1957
as William Markus (uncredited), Director

Neiti talonmies 1955
Screenplay, Director

Rakkaus kahleissa 1955
Director

Taikayö 1954
Director

Scarlet Week 1954
Assistant Director

The Milkmaid 1953
Assistant Director

Tyttö kuunsillalta 1953
Assistant Director
- Matkailijan keitaita
Matkailijan keitaita 1953
Actor, Director

Varsovan laulu 1953
Assistant Director

The Log Drivers 1953
as Arne

On lautalla pienoinen kahvila 1952
as Vuoristo 'Eräs'

Suomalaistyttöjä Tukholmassa 1952
as Sven

All this - and Iceland too 1951
Actor

Kenraalin morsian 1951
as Olavi Naula

Vain laulajapoikia 1951
as Dr. Kaarlo Lehmus

Hornankoski 1949
as Aarne Yli-Koskela

Hormoonit valloillaan 1948
as konttoripäällikkö Kivi

Maaret – tunturien tyttö 1947
as Rolf Brenner

Dynamiittityttö 1944
as Esko Vuoristo
Credits from TMDB.