Vassils Theos was born on 22 June 1965 in Lamia, central Greece. He completed design and painting courses at the ATES (ex. Doxiadis School) in Athens. He created the stage design and the dresses for new age cabaret How Dare You? directed by Theodore Philos and presented at Club 22 in Athens. He also made the decor and the paper cartoons for the children's play The Princess That Wanted Everything For Herself for the puppet show company Merickle's Daughters. He was the art director of the video clip Responsibility for the 'Kosmos' music group. He was responsible for the set design and costumes for the TV series The Mutants of the Hellenic Broacasting Corporations - ERT.
Vassilis Theos has presented the following personal exhibitions: The Spiral Series, Municipal Gallery of the City of Mykonos Island, Greece (2005). He also took part in the following group exhibitions: Kos Island (1992); Herakleion, Island of Crete (1992); Cheap Art, Athens & Thessaloniki. (2001-2006); Aegean / Escape, Psychari 36 Gallery (2006); One Minute, Open Art , Alba, Athens (2006); Africa Exhibition by the Greek Edition of the Granta Magazine, Booze Cooperativa, Athens (2006), Everybody's Bond, Open Art, Alba, Athens (2007); ArtMArt, Kunstlerhaus, Vienna, Austria (2007); and Silent Dialogues: Multimedia Portraits Throughout Time, ACG Art Gallery, The American College of Greece, Athens (2008).
Vassils Theos currently lives and works in Pallini, northeast Attica.