United Kingdom, March 1 -- Rose Byrne finds parenthood tough.

The award-winning actress admitted being a mom to sons Rocco, nine, and eight-year-old Rafa - whom she has with her 55-year-old husband, actor Bobby Cannavale - is harder than any of her on-screen roles.

Rose, 46, told The Sunday People newspaper's Love Sunday magazine: "It's the hardest thing you'll ever do.

"The role of your life is to be a parent. And I'm married to an actor, so of course it's a constant push and pull of figuring it out and, 'What does my family need? Where is my career going?'"

The Bridesmaids star is not afraid to ask fellow parents how they juggle a hectic work life with raising children.

Rose said: "I think it's hard for any working parent. Honestly...