Alyson Hannigan 1989, her first regular role on a TV series came when she was cast in the short-lived ABC sitcom "Free Spirit". As a teenager, Hannigan babysat for the children of her future "How I Met Your Mother" costar, Bob Saget. In 1997, Hannigan was cast to play Willow Rosenberg, Buffy Summers' best friend, on the television series "Buffy the Vampire Slayer". The show became a success, and Hannigan gained recognition, subsequently appearing in several films aimed at teenaged audiences, including "American Pie" (1999), "Boys and Girls" (2000), "American Pie 2" (2001), and "American Wedding" (2003). She also had a guest
Angel (Buffy the Vampire Slayer episode) moments". DVD Talk's Phillip Duncan called the episode "excellent", highlighting the "well-crafted" dialogue-heavy part and the "poignant ending". A review from the BBC praised the way the episode was constructed and noted the importance of it character-wise, but called it "rather mundane". Angel (Buffy the Vampire Slayer episode) "Angel" is the seventh episode of season 1 of the television series "Buffy the Vampire Slayer". It was written by co-executive producer David Greenwalt and directed by Scott Brazil. The narrative follows Buffy Summers (Sarah Michelle Gellar), vampire slayer, coming to terms with her feelings for Angel (David Boreanaz), who is revealed