john mccallum (I) [Edit] By Sticky Facts Editorial Staffjohn mccallum (I) biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:What is john mccallum (I)'s occupation?Bodybuilder Tags: bodybuilder Suggested Posts Margot Robbie Facts Robin Williams Facts Jennifer Lopez Facts Katy Perry Facts Florence Henderson Facts Kanye West Facts Eminem Facts Peter Dinklage Facts