Freshman Week finds Steven out to woo Lizzie away from her beau at home; Ron in a race to stop Lloyd from bedding their RA; and Marshall creating a monster after inspiring a boring teacher (Fred Willard) to try his hand at entertaining his students. Lizzie: Carla Gallo. Rachel: Monica Keena. Hal: Loudon Wainwright III. Steven: Jay Baruchel. Lloyd: Charlie Hunnam. Ron: Seth Rogen.