POPSUGAR Entertainment Horrible Bosses Isaiah Mustafa Joins Jennifer Aniston Film Horrible Bosses The Old Spice Guy Works His Magic on Jennifer Aniston by Entertainment 7/28/10 3 Shares Like us on Facebook Isaiah Mustafa (aka the Old Spice guy) continues to make the most of his 15 minutes of fame. Coming off the announcement at Comic-Con that the actor will be guest-starring on Chuck, he has also just joined the Jennifer Aniston film Horrible Bosses. Of the part, Mustafa says, "I'm playing a cop because I play these authoritative characters well. I don't know exactly who I'm in the scene with — maybe Jennifer Aniston!" As long as he works his Old Spice charm, how could she resist?! Are you excited to see Mustafa get larger roles? Source: Getty Read More Horrible BossesIsaiah MustafaMovie NewsMovies Get the scoop with our daily newsletter Movies TV Young Hollywood A-Listers Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR. jelleebeen 4 years Love him! jelleebeen 4 years Love him! acyl 4 years I hope his career really takes off. With that voice and sense of timing...hilarious!!!