Riley Perrin is a fictional character. She is portrayed by Chelsea Kane. Riley is part of the main cast of ABC Family's show "Baby Daddy". Riley is Danny Wheeler's best friend. She also has a crush on his brother, Ben. Ben is unaware of her feelings. Ben's past sexual partner drops Emma in front of Ben's apartment. Riley helps Ben raise Emma. Ben's older brother Danny Wheeler, his mother Bonnie, and their friend Tucker Dobbs also helps.