Movies:
* The Talented Mr. Ripley (1999) - Freddie Miles
* The Circle (2000) - Tom
* The Importance of Being Earnest (2002) - Algernon Moncrieff
* The Phantom of the Opera (2004) - Raoul de Chagny
* The Wedding Date (2005) - Nick Mercer
* The Baker (2014) - Dan
* The Girl on the Train (2016) - Tom Watson
* The Man Who Invented Christmas (2017) - Henry Cole
* The Guernsey Literary and Potato Peel Pie Society (2018) - Dawsey Adams
* Death on the Nile (2022) - Linus Windlesham
* About Fate (2022) - Griffin
* The King's Man (2021) - Orlando Oxford
Television:
* This Life (1996-2000) - Miles "Miler" Harper
* The Last Detective (2003-2006) - Detective Inspector Michael "Max" Arnold
* The Wedding Date (2005) - Nick Mercer
* Ugly Betty (2006-2010) - Bradford Meade
* FlashForward (2009-2010) - Mark Benford
* Episodes (2011-2017) - Sean Lincoln
* The Night Manager (2016) - Richard Roper
* Dirk Gently's Holistic Detective Agency (2016-2017) - The Brigadier
* Collateral (2018) - David Mars
* The Good Karma Hospital (2018-present) - Dr. Gabriel Sharma
* Carnival Row (2019-2023) - Jonah Breakspear
* The Serpent (2021) - Herman Knippenberg
This is not an exhaustive list, but it includes some of his most notable roles. Jack Davenport continues to be a prolific and versatile actor, with a diverse range of projects under his belt.