Nielsen's feature-film debut was the
Jerry Lewis French film ''
Par où t'es rentré ? On t'a pas vu sortir in 1984, followed by a role in the Italian miniseries Colletti Bianchi
in 1988. She appeared in the Italian film Vacanze di Natale '91 (1991) and the French film Le Paradis Absolument'' (1993). She moved to the United States in the mid-1990s, and made her first appearance in a major English-language film in 1997 as Christabella Andreoli in ''
The Devil's Advocate, starring opposite Al Pacino and Keanu Reeves. This first minor breakthrough led to roles in the films Permanent Midnight (1998), Rushmore (1998), and Soldier (1998). Nielsen later became proud of her roles as exotic femme fatales in The Devil's Advocate
and Rushmore'', saying: "I don't believe in a
feminism that represses
female sexuality, but there's a fine line between expression and exploitation". In 2000, Nielsen appeared as
Lucilla in
Ridley Scott's
Gladiator, starring opposite
Russell Crowe and
Joaquin Phoenix. Since then, she has starred in American films, including
Mission to Mars (2000),
One Hour Photo (2002),
The Hunted (2003), and
Basic (2003), for which she had to cut off most of her hair. She also starred in the French thriller
Demonlover (2002), directed by
Olivier Assayas. She played the Irish mother to an orphan in
A Shine of Rainbows (2009). In 2004, Nielsen made her Danish film debut in the drama,
Brødre (also known as
Brothers), for which she won the Danish Best Actress Award, the
Bodil, as well as Best Actress at the
San Sebastian International Film Festival. She was also nominated for Best Actress at the
European Film Awards. In 2006, Nielsen appeared in several episodes of
Law & Order: Special Victims Unit as
Detective Dani Beck. She filled in for
Mariska Hargitay, who was on
maternity leave at the time of filming. With
Charlotte Gainsbourg,
Jamie Bell, and
Uma Thurman, Nielsen appeared in the 2014
Lars Von Trier film
Nymphomaniac. She was featured in a series of promotional posters prior to the film's release, a campaign
The Independent described as "shocking", observing, "Connie Nielsen appears somewhat moist in this poster for
Nymphomaniac". In 2015, she appeared on the
TV-2 album
Det gode liv in which she sang along with
Steffen Brandt on the track "Brev til Mona". In September 2018, she appeared in the pilot episode of the
CBS drama
FBI with
Jeremy Sisto and
Missy Peregrym. Nielsen is known as
Queen Hippolyta in
DC Extended Universe franchise, appearing in four films beginning with
Wonder Woman (2017). She also starred in the action movie
Nobody (2021) and its sequel
Nobody 2 (2025). ==Personal life==