In the 2005 film "Domino", the character of Domino Harvey is played by Keira Knightley. The film is loosely based on the real-life story of Domino Harvey, a former model turned bounty hunter.

Domino is portrayed as a tough, no-nonsense woman who becomes a bounty hunter after getting disillusioned with her privileged and sheltered life. She is smart, resourceful, and highly skilled in combat, able to take down even the toughest of opponents.

Throughout the film, Domino is shown struggling with personal demons, including drug addiction and her relationship with her estranged mother (played by Jacqueline Bisset). She also becomes involved in a complicated and dangerous plot involving stolen money, the FBI, and the mafia.

Despite her tough exterior, Domino is shown to be vulnerable and flawed, which makes her character more relatable and human. She is driven by a desire for justice, but also by a need to prove herself and find her place in the world.

Overall, Domino is a complex and compelling character in the film "Domino". She represents a strong and independent woman who is not afraid to take on dangerous challenges and fight for what is right.