United Kingdom, Sept. 17 -- Olivia Colman hates sex scenes because she feels like she is "being unfaithful" to her husband.

The 51-year-old actress - who has three children with spouse Ed Sinclair - admitted she feels uncomfortable when she is asked to bare her flesh on screen or to get very close to another actor.

After her The Roses co-star Benedict Cumberbatch had asked what "scares" Olivia about her job, she said on Amy Poehler's Good Hang podcast: "Anything where I have to show any skin, I don't like. Pretending to have sex. I don't like it. I feel like I'm being unfaithful.

"Even when they go, 'You can wear your jeans,' or a cushion between you. I don't want to do that. I don't want to do that."

But Olivia and Amy praised the ac...