
(K)nox: The Rob Knox Story
2021 · Movie · 46 min · ★ 6.0
In 2008, 18-year-old Rob Knox was stabbed to death just days after filming his breakthrough role as Marcus Belby in Harry Potter and the Half-Blood Prince. This emotional true crime documentary investigates the reasons behind his murder and features interviews with family members, friends and the Harry Potter cast including Jim Broadbent, Ray Winstone, Tom Felton, David Yates and Blake Harrison.
Where to watch
Streaming on BBC Select.
< 1 hour to watch.
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Details
- Years
- 2021
- Release date
- 2021-04-09
- Language
- English
- Runtime
- 46 min
- TMDB rating
- 6.0/10 (2 votes)
Themes
- stabbed to death
- sidcup, southeast london
Cast & crew
- RK
Robert Knox
as Self (archive footage)

Jim Broadbent
as Self

Tom Felton
as Self

Ray Winstone
as Self

David Yates
as Self

Blake Harrison
as Self

Dani Harmer
as Self
- JK
Jamie Knox
as Self

Daniel Radcliffe
as Self (archive footage)

Emma Watson
as Self (archive footage)
Directed by Aaron Truss