Apr 11, 2014. The show focuses on his relationships with his best friend Shawn Hunter (Rider Strong), older brother Eric (Will Friedle), girlfriend Topanga Lawrence. On January 28th, 2013 actress Rowan Blanchard announced on her Twitter account she would be playing the lead in Girl Meets World, the Matthews'. Cornelius "Cory" A. Matthews is a tritagonist on Girl Meets World. Cory is the father of Riley. Eric Matthews is all…