John Sackville
Biography
John Sackville is an English actor of stage, film and television who was born in Norfolk and studied at St Andrews University before drama training at the Webber Douglas Academy. He is known for playing the villain Robert Frobisher Smythe in the series House of Anubis. His stage work includes performances with the National Theatre, the Royal Shakespeare Company and in the West End, and he won a 2020 Offie for best male supporting performance in a play. On screen he appeared in Fossil and in The Hoarder (2015) with Mischa Barton, took a role in the Netflix series The Crown, and played in films including The Lost City of Z, Misbehaviour and Locked Down. He later appeared in Truth & Treason (2025).
Movie Career
- Films
- 3
- Career span
- 20 years2005 to 2025
Every film, newest first
- 2025Truth & TreasonIMDb rating 7.1
- 2015The HoarderIMDb rating 4.6
- 2005The Wedding DateIMDb rating 6.1
Genres
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Behind the camera
Sackville appeared at the RSC in Othello and Volpone. He also produced, directed and acted in a short film called The Mosquito, The Flea, The Fly, which The Other Place funded.
Behind the camera
In 2022 Sackville directed an adaptation he had written of T.S. Eliot's The Waste Land, which was staged at the Jermyn Street Theatre.
John Sackville movies on Netflix
Truth & Treasonas Hans Knie
The Hoarderas Ian
The Wedding Dateas Phil
Worked with
John Sackville made one film with each of them. Pick a number on the chart or a name in the list to see the films they share.







Films together
Dermot Mulroney1 film together, 2005
Dermot Mulroney's page The Wedding Date2005IMDb rating 6.1Sackville as PhilMulroney as Nick Mercer
Amy Adams1 film together, 2005
Amy Adams's page The Wedding Date2005IMDb rating 6.1Sackville as PhilAdams as Amy
Robert Knepper1 film together, 2015
Robert Knepper's page The Hoarder2015IMDb rating 4.6Sackville as IanKnepper as Vince
Holland Taylor1 film together, 2005
Holland Taylor's page The Wedding Date2005IMDb rating 6.1Sackville as PhilTaylor as Bunny
Mischa Barton1 film together, 2015
Mischa Barton's page The Hoarder2015IMDb rating 4.6Sackville as IanBarton as Ella
Debra Messing1 film together, 2005
Debra Messing's page The Wedding Date2005IMDb rating 6.1Sackville as PhilMessing as Kat Ellis
Clare KilnerDirector, 1 film, 2005
All films by Clare Kilner The Wedding Date2005IMDb rating 6.1Sackville as Phil
Matt WhitakerDirector, 1 film, 2025
All films by Matt Whitaker Truth & Treason2025IMDb rating 7.1Sackville as Hans Knie
Matt WinnDirector, 1 film, 2015
All films by Matt Winn The Hoarder2015IMDb rating 4.6Sackville as Ian
Online
Official profiles and reference pages.
