The 38-year-old actress said she developed a close friendship with the couple, reported Contactmusic.
"I've missed them not being in LA, very much so. But I'm so busy I haven't got any plans to go over and see them in London just yet.
"I think David and Victoria are an amazing couple who have an amazing reach around the world. It's great that they use it to benefit those in need and what he has done with UNICEF is really incredible," she said.