Films
* Schindler's List (1993): A critically acclaimed portrayal of Amon Goeth, a sadistic Nazi commandant. This role earned him an Academy Award nomination for Best Supporting Actor.
* The English Patient (1996): Fiennes plays the role of Count László de Almásy, a Hungarian cartographer. This performance won him an Academy Award nomination for Best Actor.
* The Red Violin (1998): A dramatic film about a 17th-century violin. Fiennes plays the role of a violinist who owns the violin at a crucial point in its history.
* The Talented Mr. Ripley (1999): Fiennes portrays the charismatic and manipulative Dickie Greenleaf.
* Spider (2002): A psychological thriller where Fiennes plays the role of a mentally disturbed man.
* The Constant Gardener (2005): Fiennes plays Justin Quayle, a British diplomat who investigates his wife's murder.
* Harry Potter series (2002-2011): Fiennes played the iconic role of Lord Voldemort.
* The Grand Budapest Hotel (2014): Fiennes plays the role of M. Gustave, a legendary concierge at a grand European hotel. He received an Academy Award nomination for Best Supporting Actor for this role.
* The Invisible Man (2020): A modern take on the classic story, Fiennes plays Adrian Griffin, a scientist who uses technology to become invisible.
* The Menu (2022): Fiennes plays the role of Julian Slowik, a renowned chef who is orchestrating a disturbing experience for his diners.
Television
* The Grand Inquisitor (1991): Fiennes plays the role of the Grand Inquisitor in a film adaptation of Fyodor Dostoevsky's "The Brothers Karamazov".
* The Mystery of Edwin Drood (2012): Fiennes played the role of the nefarious John Jasper in this miniseries based on Charles Dickens' unfinished novel.
* The White Queen (2013): Fiennes played Richard III in this miniseries based on the novels of Philippa Gregory.
* The Crown (2022): Fiennes played the role of the Prince Consort, Prince Albert, in the fifth season of the Netflix series.
This list is not exhaustive, but it highlights some of Ralph Fiennes' most notable and acclaimed work. He is a versatile actor, capable of playing a wide range of roles, from villainous figures to complex and nuanced characters. His performances have garnered both critical and popular acclaim, solidifying his place as one of the most respected actors of his generation.