Eileen Roberts is a minor character on Regular Show. Eileen is a shy, intelligent, and timid mole. She works at The Coffee Shop with Margaret, better known as her co-worker and one of her really good friends, likely her best friend. She also has a big crush on Rigby. Eileen first debuted in "Brain Eraser". She is voiced by Minty Lewis, who is also a storyboard artist for the show.