United Kingdom, June 18 -- Jon Hamm had a childhood crush on Jaclyn Smith and Farrah Fawcett.

The 51-year-old actor has admitted he took a fancy to the two Charlie's Angels stars when he was younger, and he couldn't resist approaching Jaclyn when they were at an event together.

Asked who he had a crush on growing up, he told W Magazine: "Farrah Fawcett from Charlie's Angels. Actually, Jaclyn Smith was my favorite Angel.

"I met her about five years ago, and I did the thing that I hate when people do - I came up to her and said, 'I have to say hello. I'm sorry.'

"She couldn't have been more pleasant, and she couldn't have been more gorgeous."

Despite the Mad Men star being a big name in his own right, he admitted he still gets starstru...