Director · Writer · Producer

Brian Clemens

30 credited titles on WatchWise

Brian Horace Clemens OBE was an English screenwriter and television producer. He worked on the British TV series The Avengers and created The New Avengers and The Professionals.

Brian Clemens in one minute

Strongest genre

Action

$689M · 100% hit rate

Biggest hit

The Lord of the Rings: The Return of the King

$1.1B

Standout efficiency

12.2x

The Lord of the Rings: The Return of the King · gross ÷ budget

Commercial performance

Associated lifetime gross

$740M

Combined reported budget

$78M

Gross / budget

9.5x

Bankability Index

69 / 100

All figures are associated, not attributed — box-office numbers are sourced from TMDB and Wikipedia (reused under CC BY-SA), shown in US$, and weighted by billing prominence. Coverage varies by title; figures are estimates, not audited trade data.