| John Heffernan | |
| Birth Date: | 30 June 1981 |
| Birth Place: | Billericay, Essex, England |
| Occupation: | Actor |
| Years Active: | 2006–present |
| Nationality: | British |
John Heffernan (born 30 June 1981) is a British actor. He has worked with the English Touring Theatre, the Royal Shakespeare Company (RSC), and the National Theatre,[1] taking the lead roles in Edward II at the National Theatre, and Oppenheimer with the RSC.[2]
Heffernan was born in Billericay, Essex, England and worked as an usher at the National Theatre. He has appeared on screen in a number of roles, including Henry Lascelles in the BBC adaptation of Susanna Clarke's novel Jonathan Strange & Mr Norrell,[3] Jaggers in Dickensian and Steven Rose in the fourth series of Luther. In 2017, he played John Grigg, 2nd Baron Altrincham, in an episode of the Netflix series The Crown.[4] He also played the Nine for Big Finish, in their Doctor Who box sets Doom Coalition and Ravenous.[5] He returned to the National Theatre in 2022 to play the co-lead opposite Katherine Parkinson in a new production of Much Ado About Nothing directed by Simon Godwin.
| Years | Title | Role | Notes |
|---|---|---|---|
| 2013 | Having You | Dr. Matthew Jenson | |
| 2015 | Eye in the Sky | Major Howard Webb | |
| 2017 | Crooked House | Laurence Brown | |
| 2019 | Official Secrets | James Welch | |
| Forget Me Not | Jack | ||
| 2020 | Misbehaviour | Gareth Stedman Jones | |
| The Duke | Neddie Cussen |
| Years | Title | Role | Notes |
|---|---|---|---|
| 2008 | King Lear | Oswald | Television film |
| 2012 | The Hollow Crown | Francis | 2 episodes |
| 2013 | Murder on the Home Front | Wilfred Zeigler | Episode: "Part 1" |
| Love and Marriage | Ashley Roehampton | 6 episodes | |
| 2014 | Outlander | Brigadier General Lord Thomas | Episode: "The Garrison Commander" |
| Ripper Street | Ronald Capshaw | 2 episodes | |
| 2015 | Sons of Liberty | Governor's Aide | 3 episodes |
| Foyle's War | James Griffin | Episode: "Trespass" | |
| Jonathan Strange & Mr. Norrell | Henry Lascelles | 7 episodes | |
| Luther | Steven Rose | 2 episodes | |
| 2015–16 | Dickensian | Jaggers | 13 episodes |
| 2017 | The Loch | Dr. Simon Marr | 6 episodes |
| The Crown | Lord Altrincham | Episode: "Marionettes" | |
| 2018 | Collateral | Sam Spence | 4 episodes |
| 2019 | Matthew Elliott | Television film | |
| 2020 | Dracula | Jonathan Harker | Television mini-series |
| 2021 | The Pursuit of Love | Davey | 3 episodes |
| 2022 | Becoming Elizabeth | Duke of Somerset | 8 episodes |
| 2023 | A Ghost Story for Christmas | The Friend | Episode: "Lot No. 249" |
| 2024 | A Gentleman in Moscow | "The Bishop" Leplevsky | 8 episodes |
| This Town | Commander Bentley | 5 episodes |
| Years | Title | Role | |
|---|---|---|---|
| 2007 | Manhunt 2 | Watchdog Gang Member | |
| 2015 | Nero | ||
| 2019 | Nero | ||
| 2021 | Barnier, Sir, M-017 | ||
| 2022 | Tricky Praetorian, Vitellius Legionary, Roman Soldier Male, Roman Civilian Rich Male | ||
| 2023 | Final Fantasy XVI | Tyler |