[1] Collis first work was the assistant director for the Scott Derrickson's short Love in the Ruins (1995).
In 1998, he played "Crankshaft" in Eric Koyanagi's Hundred Percent.
In 2000, Collis directed Sunset Strip, a feature film about the Los Angeles rock 'n roll scene in the early 1970s.
The film was produced by Art Linson and starred Simon Baker, Nick Stahl, Jared Leto and Anna Friel.
Infamous amongst his students for coining the term "Image Size Variation" and "Psycho-Emotional Instrument" when referring to directing actors.