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Mad Men actress Christina Hendricks and her I Don't Know How She Does It co-star Olivia Munn were victims of phone hacking ... and numerous private photos were stolen from their devices.

Some of the photos that have hit the web are nude, however both actress claim those images are fake.

A rep for Hendricks released the following statement: "Christina's phone was in fact hacked and photos were stolen. The proper authorities have been contacted in hopes of rectifying this situation. The topless image is fake and not an image of Christina."

As for Munn, the actress Tweeted photos of her cat and a baby and wrote, "If you ever hacked my phone, these are the photos you'd find."

Other actresses who have been victimized by phone hackers include Mila Kunis, Scarlett Johansson, Ashley Greene and Blake Lively.