United Kingdom, April 15 -- Cate Blanchett is "serious" about quitting acting.

The 55-year-old actress - who has won a string of accolades, including two Oscars, four BAFTAs, four Golden Globes and three Screen Actors Guild (SAG) awards, over the years - doesn't want to spend her whole life on screen because there are so many other things she wants to accomplish.

She told the Easter edition of Radio Times magazine: "My family roll their eyes every time I say it, but I mean it. I am serious about giving up acting. (There are) a lot of things I want to do with my life."

The 'Black Bag' star - who has four children with husband Andrew Upton - admitted she has "spent a lifetime getting comfortable with the feeling of being uncomfortable" i...