"Old Spice Guy" Isaiah Mustafa Land First Movie Role Isaiah Mustafa , currently better known as the Old Spice Guy because of his insanely popular adverts (see the original below), has managed to turn web popularity into film roles. He's now joined the cast of Tyler Perry 's next big outing, Madea's Big Happy Family , and also landed a small part in Horrible Bosses . To tell you the truth I have never seen or wanted to watch any of Tyler Perry's films before but with the casting of Mustafa maybe. Shit I don't think he could even make me want to watch on of Perry's films Mustafa was already due to work with Perry in a small role in For Colored Girls Who Have Considered Suicide When the Rainbow Is Enuf, but has now switched from that slightly more indie project back to Perry's mainstream Madea franchise, and a much bigger role. He'll play a guy called Calvin, who has two tickets to that thing that you love is struggling with his marriage a...