S04E20: The Yoko Factor (1)
After joining forces with Adam, Spike drives a wedge between Buffy and her friends. Meanwhile, Angel's return to Sunnydale leads to a violent confrontation with Riley.
Previous Episode 
Season 1
Welcome to the Hellmouth (1)
S1E1 / 10 Mar 1997
The Harvest (2)
S1E2 / 10 Mar 1997
Witch
S1E3 / 17 Mar 1997
Teacher's Pet
S1E4 / 24 Mar 1997
Never Kill a Boy on the First Date
S1E5 / 31 Mar 1997
The Pack
S1E6 / 07 Apr 1997
Angel
S1E7 / 14 Apr 1997
I, Robot... You, Jane
S1E8 / 28 Apr 1997
The Puppet Show
S1E9 / 05 May 1997
Nightmares
S1E10 / 12 May 1997
Out of Mind, Out of Sight
S1E11 / 19 May 1997
Prophecy Girl
S1E12 / 02 Jun 1997
Season 2
When She Was Bad
S2E1 / 15 Sep 1997
Some Assembly Required
S2E2 / 22 Sep 1997
School Hard
S2E3 / 29 Sep 1997
Inca Mummy Girl
S2E4 / 06 Oct 1997
Reptile Boy
S2E5 / 13 Oct 1997
Halloween
S2E6 / 27 Oct 1997
Lie to Me
S2E7 / 03 Nov 1997
The Dark Age
S2E8 / 10 Nov 1997
What's My Line? (1)
S2E9 / 17 Nov 1997
What's My Line? (2)
S2E10 / 24 Nov 1997
Ted
S2E11 / 08 Dec 1997
Bad Eggs
S2E12 / 12 Jan 1998
Surprise (1)
S2E13 / 19 Jan 1998
Innocence (2)
S2E14 / 20 Jan 1998
Phases
S2E15 / 27 Jan 1998
Bewitched, Bothered and Bewildered
S2E16 / 10 Feb 1998
Passion
S2E17 / 24 Feb 1998
Killed by Death
S2E18 / 03 Mar 1998
I Only Have Eyes for You
S2E19 / 28 Apr 1998
Go Fish
S2E20 / 05 May 1998
Becoming (1)
S2E21 / 12 May 1998
Becoming (2)
S2E22 / 19 May 1998
Season 3
Anne
S3E1 / 29 Sep 1998
Dead Man's Party
S3E2 / 06 Oct 1998
Faith, Hope & Trick
S3E3 / 13 Oct 1998
Beauty and the Beasts
S3E4 / 20 Oct 1998
Homecoming
S3E5 / 03 Nov 1998
Band Candy
S3E6 / 10 Nov 1998
Revelations
S3E7 / 17 Nov 1998
Lovers Walk
S3E8 / 24 Nov 1998
The Wish
S3E9 / 08 Dec 1998
Amends
S3E10 / 15 Dec 1998
Gingerbread
S3E11 / 12 Jan 1999
Helpless
S3E12 / 19 Jan 1999
The Zeppo
S3E13 / 26 Jan 1999
Bad Girls
S3E14 / 09 Feb 1999
Consequences
S3E15 / 16 Feb 1999
Doppelgangland
S3E16 / 23 Feb 1999
Enemies
S3E17 / 16 Mar 1999
Choices
S3E18 / 04 May 1999
The Prom
S3E19 / 11 May 1999
Graduation Day (1)
S3E20 / 18 May 1999
Graduation Day (2)
S3E21 / 13 Jul 1999
Earshot
S3E22 / 21 Sep 1999
Season 4
The Freshman
S4E1 / 05 Oct 1999
Living Conditions
S4E2 / 12 Oct 1999
The Harsh Light of Day
S4E3 / 19 Oct 1999
Fear, Itself
S4E4 / 26 Oct 1999
Beer Bad
S4E5 / 02 Nov 1999
Wild at Heart
S4E6 / 09 Nov 1999
The Initiative
S4E7 / 16 Nov 1999
Pangs
S4E8 / 23 Nov 1999
Something Blue
S4E9 / 30 Nov 1999
Hush
S4E10 / 14 Dec 1999
Doomed
S4E11 / 18 Jan 2000
A New Man
S4E12 / 25 Jan 2000
The I in Team
S4E13 / 08 Feb 2000
Goodbye Iowa
S4E14 / 15 Feb 2000
This Year's Girl (1)
S4E15 / 22 Feb 2000
Who Are You? (2)
S4E16 / 29 Feb 2000
Superstar
S4E17 / 04 Apr 2000
Where the Wild Things Are
S4E18 / 25 Apr 2000
New Moon Rising
S4E19 / 02 May 2000
The Yoko Factor (1)
S4E20 / 09 May 2000
Primeval (2)
S4E21 / 16 May 2000
Restless
S4E22 / 23 May 2000
Season 5
Buffy vs. Dracula
S5E1 / 26 Sep 2000
Real Me
S5E2 / 03 Oct 2000
The Replacement
S5E3 / 10 Oct 2000
Out of My Mind
S5E4 / 17 Oct 2000
No Place Like Home
S5E5 / 24 Oct 2000
Family
S5E6 / 07 Nov 2000
Fool for Love
S5E7 / 14 Nov 2000
Shadow
S5E8 / 21 Nov 2000
Listening to Fear
S5E9 / 28 Nov 2000
Into the Woods
S5E10 / 19 Dec 2000
Triangle
S5E11 / 09 Jan 2001
Checkpoint
S5E12 / 23 Jan 2001
Blood Ties
S5E13 / 06 Feb 2001
Crush
S5E14 / 13 Feb 2001
I Was Made to Love You
S5E15 / 20 Feb 2001
The Body
S5E16 / 27 Feb 2001
Forever
S5E17 / 17 Apr 2001
Intervention
S5E18 / 24 Apr 2001
Tough Love
S5E19 / 01 May 2001
Spiral
S5E20 / 08 May 2001
The Weight of the World
S5E21 / 15 May 2001
The Gift
S5E22 / 22 May 2001
Season 6
Bargaining (1)
S6E1 / 02 Oct 2001
Bargaining (2)
S6E2 / 02 Oct 2001
After Life
S6E3 / 09 Oct 2001
Flooded
S6E4 / 16 Oct 2001
Life Serial
S6E5 / 23 Oct 2001
All the Way
S6E6 / 30 Oct 2001
Once More, with Feeling
S6E7 / 06 Nov 2001
Tabula Rasa
S6E8 / 13 Nov 2001
Smashed
S6E9 / 20 Nov 2001
Wrecked
S6E10 / 27 Nov 2001
Gone
S6E11 / 08 Jan 2002
Doublemeat Palace
S6E12 / 29 Jan 2002
Dead Things
S6E13 / 05 Feb 2002
Older and Far Away
S6E14 / 12 Feb 2002
As You Were
S6E15 / 26 Feb 2002
Hell's Bells
S6E16 / 05 Mar 2002
Normal Again
S6E17 / 12 Mar 2002
Entropy
S6E18 / 30 Apr 2002
Seeing Red
S6E19 / 07 May 2002
Villains
S6E20 / 14 May 2002
Two to Go
S6E21 / 21 May 2002
Grave
S6E22 / 21 May 2002
Season 7
Lessons
S7E1 / 24 Sep 2002
Beneath You
S7E2 / 01 Oct 2002
Same Time, Same Place
S7E3 / 08 Oct 2002
Help
S7E4 / 15 Oct 2002
Selfless
S7E5 / 22 Oct 2002
Him
S7E6 / 05 Nov 2002
Conversations with Dead People
S7E7 / 12 Nov 2002
Sleeper
S7E8 / 19 Nov 2002
Never Leave Me
S7E9 / 26 Nov 2002
Bring on the Night
S7E10 / 17 Dec 2002
Showtime
S7E11 / 07 Jan 2003
Potential
S7E12 / 21 Jan 2003
The Killer in Me
S7E13 / 04 Feb 2003
First Date
S7E14 / 11 Feb 2003
Get It Done
S7E15 / 18 Feb 2003
Storyteller
S7E16 / 25 Feb 2003
Lies My Parents Told Me
S7E17 / 25 Mar 2003
Dirty Girls
S7E18 / 15 Apr 2003
Empty Places
S7E19 / 29 Apr 2003
Touched
S7E20 / 06 May 2003
End of Days
S7E21 / 13 May 2003
Chosen
S7E22 / 20 May 2003
Sarah Michelle Gellar
Buffy Summers
Nicholas Brendon
Xander Harris
Alyson Hannigan
Willow Rosenberg
Emma Caulfield
Anya
Michelle Trachtenberg
Dawn Summers
