Colin Firth won the Academy Award for Best Actor in a Leading Role on Sunday for his role in "The King's Speech," marking the British actor's first win and second nomination.
He beat Javier Bardem of "Biutiful," Jeff Bridges of "True Grit," Jesse Eisenberg of "The Social Network" and James Franco in "127 Hours."
"The King's Speech" stars Colin Firth as the stuttering UK monarch King George VI. Helena Bonham Carter plays Queen Elizabeth I.
The movie was nominated for 12 Oscars, including ones for Firth, Bonham Carter and Geoffrey Rush, who plays the king's speech therapist. It won four, including Best Picture.
Earlier, "The King's Speech" screenwriter David Seilder won the Academy Award for Best Writing (Original Screenplay) and Tom Hooper won for Best Directing.
Last year, Firth was nominated for an Oscar for his role in the drama movie "A Single Man." He played a professor who struggles to cope with the sudden death of his partner.
Firth has also starred in films such as "Love, Actually," "Bridget Jones: The Edge of Reason," "The English Patient" and "Mamma Mia!."