Hugh Richard Bonneville Williams is an English stage, film, television and radio actor. He was born in Paddington in west London in 1963. He was educated at Dulwich College Preparatory School in south-east London and at Sherborne School in Dorset. After reading theology at Corpus Christi College, Cambridge, he studied acting at the Webber Douglas Academy of Dramatic Art in London.
| Series | Legally Mad | Gordan Hamm | 2026 |
| Movie | Christmas Karma | Jacob Marley | 2025-11-14 |
| Movie | Downton Abbey: The Grand Finale | Robert Crawley | 2025-09-10 |
| Movie | Bank of Dave 2: The Loan Ranger | Sir Charles | 2025-01-10 |
| Series | Douglas Is Cancelled | Douglas | 2024-06-27 |
| Movie | Paddington in Peru | Henry Brown | 2024-11-08 |
| Movie | Mummies | Lord Carnaby (voice) | 2023-01-05 |
| Series | The Gold | DCI Brian Boyce | 2023-02-12 |
| Movie | Bank of Dave | Sir Charles | 2023-03-10 |
| Movie | The Coronation Concert | Self- Presenter | 2023-05-07 |
| Movie | Downton Abbey: A New Era | Robert Crawley | 2022-04-27 |
| Movie | The Amazing Maurice | The Mayor (voice) | 2022-12-16 |
| Movie | I Came By | Hector Blake | 2022-08-19 |
| Movie | To Olivia | Roald Dahl | 2021-02-19 |
| Movie | The Vicar of Dibley: Inside Out | Self | 2021-03-06 |
| Movie | Silent Hours | Commander William Calthorpe | 2021-09-01 |
| Movie | Miranda: My Such Fun Celebration | Self | 2020-01-01 |
| Movie | Jingle Jangle: A Christmas Journey | Mr. Delacroix | 2020-11-06 |
| Series | Sandylands | One-eyed man | 2020-03-04 |
| Movie | Cinderella: A Comic Relief Pantomime for Christmas | Self | 2020-12-24 |
| Movie | The Corrupted | Hammond | 2019-05-10 |
| Movie | Downton Abbey Live! | Self | 2019-08-18 |
| Movie | Downton Abbey | Robert Crawley | 2019-09-12 |
| Movie | Countdown to Calvary | Self | 2018-03-31 |
| Movie | A Merry Little Christmas with Sutton Foster and Hugh Bonneville | Self | 2018-10-12 |
| Movie | Paddington 2 | Henry Brown | 2017-11-09 |
| Movie | Martin Luther: The Idea that Changed the World | Narrator (voice) | 2017-02-15 |
| Movie | Thomas & Friends: Journey Beyond Sodor - The Movie | Merlin (voice) | 2017-08-22 |
| Movie | Breathe | Teddy Hall | 2017-10-13 |
| Movie | Viceroy's House | Lord Mountbatten | 2017-03-03 |
| Series | Our Ex-Wife | Narrator | 2016-09-01 |
| Movie | The Secret World of LEGO | Narration | 2015-06-14 |
| Movie | Stick Man | Santa (voice) | 2015-12-07 |
| Movie | Girl with a Pearl Earring: And Other Treasures from the Mauritshuis | 2015-01-12 | |
| Series | W1A | Ian Fletcher | 2014-03-19 |
| Movie | The Monuments Men | 2nd Lt. Donald Jeffries | 2014-01-24 |
| Movie | Nordic Noir - The Rise of Scandi Drama | Self | 2014-10-03 |
| Movie | Muppets Most Wanted | Irish Journalist | 2014-03-20 |
| Series | Monty Python's Best Bits (Mostly) | Narrator | 2014-11-03 |
| Movie | Paddington | Henry Brown | 2014-11-24 |
| Movie | The Sarah Millican Television Programme - Best of Series 1-2 | Self | 2013-11-11 |
| Movie | The Magnificent Lion Boy | Leonard Orlov | 2013-05-21 |
| Series | The Hollow Crown | Humphrey, Duke of Gloucester | 2012-06-30 |
| Movie | Mr. Stink | Mr. Stink | 2012-12-23 |
| Series | Twenty Twelve | Ian Fletcher | 2011-03-14 |
| Movie | Third Star | Beachcomber | 2010-06-01 |
| Movie | Critical Eye | Brian | 2010-03-09 |
| Movie | Shanghai | Ben Sanger | 2010-06-10 |
| Series | Ben Hur | Pilate | 2010-04-04 |
| Series | Turn Back Time | Narrator (voice) | 2010-11-02 |
| Series | The Silence | 2010-07-12 | |
| Movie | Burke & Hare | Lord Harrington | 2010-10-29 |
| Series | Downton Abbey | Robert Crawley | 2010-09-26 |
| Series | Hunter | DSI Iain Barclay | 2009-01-18 |
| Movie | Knife Edge | Charles Pollock | 2009-10-23 |
| Movie | Glorious 39 | Gilbert | 2009-11-20 |
| Movie | From Time to Time | Captain Oldknow | 2009-10-15 |
| Series | Freezing | 2008-02-20 | |
| Movie | Filth: The Mary Whitehouse Story | Sir Hugh Carleton Greene | 2008-05-27 |
| Movie | Miss Austen Regrets | Rev Brook Bridges | 2008-02-03 |
| Series | Bonekickers | Gregory Parton | 2008-07-08 |
| Series | Lost in Austen | Mr. Bennet | 2008-09-03 |
| Movie | French Film | Jed | 2008-12-05 |
| Series | Five Days | DSI Iain Barclay | 2007-01-23 |
| Movie | Four Last Songs | Sebastian Burrows | 2007-01-11 |
| Movie | Beau Brummell: This Charming Man | Prince Regent | 2006-06-19 |
| Series | Tsunami: The Aftermath | Tony Whittaker | 2006-12-10 |
| Movie | Scenes of a Sexual Nature | Gerry | 2006-11-03 |
| Series | The Rotters' Club | 2005-01-26 | |
| Movie | Man to Man | Fraser McBride | 2005-04-13 |
| Movie | Asylum | Max Raphael | 2005-09-09 |
| Series | The Robinsons | 2005-05-05 | |
| Movie | Underclassman | Headmaster Felix Powers | 2005-09-02 |
| Movie | Piccadilly Jim | Lord Wisbeach | 2004-11-01 |
| Movie | Stage Beauty | Samuel Pepys | 2004-09-03 |
| Movie | Conspiracy of Silence | Fr. Jack Dowling | 2003-05-15 |
| Movie | Hear the Silence | Dr. Andrew Wakefield | 2003-12-15 |
| Series | Doctor Zhivago | Yevgraf Zhivago | 2002-11-24 |
| Movie | The Gathering Storm | Ivo Pettifer | 2002-04-22 |
| Movie | Right Under My Eyes | James | 2002-06-23 |
| Series | Daniel Deronda | Henleigh Grandcourt | 2002-11-23 |
| Series | Hans Christian Andersen: My Life as a Fairytale | 2002-09-08 | |
| Movie | Blow Dry | Louis | 2001-03-01 |
| Series | The Cazalets | Hugh Cazalet | 2001-06-22 |
| Movie | Iris | Young John Bayley | 2001-12-14 |
| Movie | High Heels and Low Lifes | Farmer | 2001-07-16 |
| Movie | The Emperor's New Clothes | Bertrand | 2001-08-11 |
| Movie | Madame Bovary | Charles Bovary | 2000-06-02 |
| Movie | Notting Hill | Bernie | 1999-05-21 |
| Movie | Mansfield Park | Mr. Rushworth | 1999-11-12 |
| Movie | The Scold's Bridle | Tim Duggan | 1998-04-10 |
| Series | Mosley | Bob Boothby | 1998-02-12 |
| Movie | Mosley | Bob Boothby | 1998-02-12 |
| Series | Holding The Baby | Gordon Muir | 1997-01-24 |
| Series | See You Friday | Daniel | 1997-05-09 |
| Series | The Man Who Made Husbands Jealous | Ferdinand Fitzgerald | 1997-06-06 |
| Series | Get Well Soon | Norman Tucker | 1997-11-02 |
| Movie | Tomorrow Never Dies | HMS Bedford Air Warfare Officer | 1997-12-11 |
| Series | Married for Life | Steve Hollingsworth | 1996-03-05 |
| Movie | Mary Shelley's Frankenstein | Schiller | 1994-11-04 |
| Movie | Fair Game | Gerry (as Richard Bonneville) | 1994-06-11 |
| Movie | Stalag Luft | Sqdn. Ldr. Barton (as Richard Bonneville) | 1993-10-27 |