We sat down with 'Heels' and 'Vikings' star Alex Ludwig and asked him to explain a few things—from playing a Barbie in a Nicki Minaj music video to how he got shredded for his 'Heels' role.

Maggie Lovitt is the Deputy News Editor at Collider. In addition to reporting on the latest entertainment news, she is also an actor and member of the Screen Actors Guild based out of the Mid-Atlantic ...