Mad Men stars Jon Hamm and John Slattery have reprised their classic roles of Don Draper and Roger Sterling for a surprise cameo in Unfrosted. Jerry Seinfeld‘s new Netflix movie is set in the ...

But doing the Mad Men-type scene with Hamm and Slattery is something he will never forget. "When Jon and John agreed I thought, 'Oh my God, I'm going to be in Mad Men finally!' " he says.