United Kingdom, Jan. 16 -- Melissa Leo is convinced winning an Oscar was "not good" for her career.

The 65-year-old screen star took home the Best Supporting Actress trophy at the 2011 Academy Awards for her role in The Fighter opposite Mark Wahlberg and Christian Bale, but she has now admitted winning Hollywood's most prestigious trophy had a detrimental effect on her work.

She told the Guardian newspaper: "Winning an Oscar has not been good for me or my career. I didn't dream of it, I never wanted it, and I had a much better career before I won."

In the question-and-answer session, she admitted her performance in The Fighter also changed the roles she was offered and she was only being asked to play "older, nasty women".

She explain...