Sadie Frost’s miniature dachshund, Cherry, is her “best friend”, and even joins her meditation sessions and goes to her retreats in Malta with her. The 58-year-old actress – who has Rafferty, 28, Iris, 23, and Rudy, 21, with ex-husband Jude Law and Finlay, 33, with first husband Gary Kemp – says her canine companion is her “biggest protector” and she doesn’t go too far without her. She told Top Sante magazine: “My mini dachshund Cherry is my biggest protector. She’s my biggest snuggler, my biggest yogi companion, and she loves keeping me company while I meditate. The great thing is that she ca…