Sean Penn and Ashton Kutcher are both American actors. Sean Penn is an Academy Award-winning actor, director, and political activist who has starred in films such as Mystic River, Milk, and Dead Man Walking. Ashton Kutcher is an actor, producer, and entrepreneur who has starred in films such as Dude, Where's My Car?, No Strings Attached, and Jobs. Both actors have had successful careers in Hollywood and have made a lasting impact on the film industry.