Big Muscle cast list, listed alphabetically with photos when available. This list of Big Muscle actors includes any Big Muscle actresses and all other actors from the film. You can view additional information about each Big Muscle actor on this list, such as when and where they were born. To find out more about a particular actor or actress, click on their name and you'll be taken to page with even more details about their acting career. The cast members of Big Muscle have been in many other movies, so use this list as a starting point to find actors or actresses that you may not be familiar with.