Phases (Buffy the Vampire Slayer)

"**Phases**"
"Phases"
Buffy the Vampire Slayer episode
Episode no.	Season 2; Episode 15
Directed by	Bruce Seth Green
Written by	Rob Des Hotel ; Dean Batali
Production code	5V15
Original air date	January 27, 1998
Guest appearances
	Seth Green as Oz; Camila Griggs as Gym Teacher; Jack Conley as Gib Cain; Larry Bagby as Larry Blaisdell; Megahn Perry as Theresa Klusmeyer; Keith Campbell as Werewolf;
Episode chronology
← Previous; "Innocence"	Next →; "Bewitched, Bothered and Bewildered"
	Buffy the Vampire Slayer season 2
	List of episodes

"Phases" is episode 15 of season two of Buffy the Vampire Slayer. It was written by series story editors Rob Des Hotel and Dean Batali, and first broadcast on The WB on January 27, 1998. In the episode, Oz learns that he is a werewolf, while Buffy endures the emotional trauma of dealing with Angelus.