United Kingdom, June 13 -- Zoe Saldana wishes her children had no idea she was an actress.

The 46-year-old star and her filmmaker husband Marco Perego Saldana - who have three sons, twins Cy and Bowie, 10, and Zen, eight - try not to separate their lives in case it affects their kids' upbringing, but it comes with them getting to know her showbiz lifestyle.

She told the new issue of PEOPLE magazine: "I wish I had kids that didn't really know what I do or understand what I do, but my kids have grown up with me on-set.

"My husband and I really made that decision to not separate our lives.

"I feel like my work is kind of like their backyard, so they do understand it, and then they don't.

"They care about it, and then they don't.

"They ...