| Black Bag (2025) As Kathryn St. Jean | (Not seen) |
| Rumours (2024) As Hilda Orlmann | (Not seen) |
| Borderlands (2024) As Lilith | (Not seen) |
| The School for Good and Evil (2022) As The Storian (voice) | (Not seen) |
| TÁR (2022) As Lydia Tár | (Not seen) |
| Guillermo del Toro's Pinocchio (2022) As (voice) | (Not seen) |
| Nightmare Alley (2021) As Dr. Lilith Ritter | (Not seen) |
| Don't Look Up (2021) As Brie Evantee | (Not seen) |
| The House with a Clock in Its Walls (2018) As Florence Zimmerman | (Not seen) |
| Mowgli (2018) (AKA "Mowgli: Legend of the Jungle") As Kaa (voice) | (Not seen) |
| Ocean's Eight (2018) As Lou Miller | (Not seen) |
| Song to Song (2017) (AKA "Weightless") As Amanda | (Not seen) |
| Thor: Ragnarok (2017) As Hela | (Not seen) |
| Cinderella (2015) As Lady Tremaine | (Not seen) |
| Carol (2015) As Carol Aird | (Not seen) |
| The Hobbit: The Battle of the Five Armies (2014) As Galadriel | (Not seen) |
| How to Train Your Dragon 2 (2014) As Valka (voice) | (Not seen) |
| The Monuments Men (2014) As Claire Simone | (Not seen) |
| The Hobbit: The Desolation of Smaug (2013) (AKA "The Hobbit Part 2") As Galadriel | (Not seen) |
| Blue Jasmine (2013) As Jasmine | (Not seen) |
| The Hobbit: An Unexpected Journey (2012) As Galadriel | (Not seen) |
| Hanna (2011) As Marissa Wiegler | (Not seen) |
| Robin Hood (2010) As Marion Loxley | (Not seen) |
| Ponyo (2008) | (Not seen) |
| The Curious Case of Benjamin Button (2008) As Daisy Fuller | (Not seen) |
| Indiana Jones and the Kingdom of the Crystal Skull (2008) (AKA "Fourth Installment of the Indiana Jones Adventures") As Irina Spalko | (Not seen) |
| Elizabeth: The Golden Age (2007) (AKA "Elizabeth - Das goldene Konigreich") As Elizabeth I | (Not seen) |
| I'm Not There. (2007) (AKA "I'm Not There") As Jude | (Not seen) |
| Hot Fuzz (2007) (AKA "Blue Fury") As Janine (uncredited) | (Not seen) |
| Notes on a Scandal (2006) As Sheba Hart | (Not seen) |
| The Good German (2006) As Lena Brandt | (Not seen) |
| Babel (2006) As Susan Jones | (Not seen) |
| Little Fish (2005) As Tracy | (Not seen) |
| The Life Aquatic with Steve Zissou (2004) (AKA "The Life Aquatic") As Jane Winslett-Richardson | (Not seen) |
| The Aviator (2004) (AKA "Aviator") As Katharine Hepburn | (Not seen) |
| Veronica Guerin (2003) As Veronica Guerin | (Not seen) |
| Coffee and Cigarettes (2003) (AKA "Coffee & Cigarettes") As Cate/Shelly | (Not seen) |
| The Missing (2003) (AKA "The Last Ride") As Maggie Gilkeson | (Not seen) |
| The Lord of the Rings: The Return of the King (2003) As Galadriel | (Not seen) |
| Heaven (2002) As Philippa | (Not seen) |
| The Lord of the Rings: The Two Towers (2002) As Galadriel | (Not seen) |
| National Geographic Explorer Beyond the Movie: The Lord of the Rings (2001) (AKA "National Geographic - Beyond the Movie: The Lord of the Rings") As Herself | (Not seen) |
| The Shipping News (2001) As Petal | (Not seen) |
| Charlotte Gray (2001) As Charlotte Gray | (Not seen) |
| Bandits (2001) (AKA "Outlaws") As Kate Wheeler | (Not seen) |
| The Lord of the Rings: The Fellowship of the Ring (2001) (AKA "The Fellowship of the Ring") As Galadriel | (Not seen) |
| The Man Who Cried (2000) As Lola | (Not seen) |
| The Gift (2000) As Annie Wilson | (Not seen) |
| An Ideal Husband (1999) As Lady Gertrude Chiltern | (Not seen) |
| The Talented Mr. Ripley (1999) As Meredith Logue | (Not seen) |
| Pushing Tin (1999) As Connie Falzone | (Not seen) |
| Elizabeth (1998) (AKA "Elizabeth: The Virgin Queen") As Elizabeth I | (Not seen) |
| Oscar and Lucinda (1997) As Lucinda Leplastrier | (Not seen) |