Glory’s brain-sucking effect was achieved by Clare Kramer pushing her fingers into a dummy head covered in blue material. In post-production, the blue head was digitally removed by computer and replaced by the victim’s head.

Buffy drops out of college officially in Tough Love, so she can take care of Dawn. She says in that episode that she hopes to be back next semester.

Leland Crooke, who played Professor Lillian in Buffy’s Tough Love, also played Archduke Sebassis in Angel’s season five. He has also appeared in Dead Man Walking, Enterprise, The Lone Gunmen, Star Trek: Deep Space Nine and ER.

Anne Betancourt, who played Principal Stevens in Tough Love, has also been in The Job, Fools Rush In, Sliver, Beaches, Passions, Friends, Party of Five and Babylon 5.

Buffy has a brown t-shirt with split sleeves, which she wears in the episodes Checkpoint and Intervention.

Spike ordered Warren to make the Buffybot in I Was Made to Love You and we saw her for the first time in Intervention.

Dawn reads teen magazine Twist at Xander’s apartment in Intervention.

The following is a stage direction for Forever:
“Joyce’s burial. In a real (i.e. not our parking lot) cemetery.”

In The Body, Buffy tells Dawn about their mother’s death, though we don’t hear what is said. The following scene shows their dialogue, from the original script:
Buffy: “Mom died this morning. While we were both at school, she - ”
Dawn: “No…”
Buffy: “I don’t know exactly what happened, but, …

Joel Grey played Doc in season five. Joel won an Oscar for his role as the Master of Ceremonies in the 1972 movie Cabaret. He was a dancer and choreographer on Broadway who also turned his hand to movies. He played the ghost who convinced JR to shoot himself in …

There was no music in the episode The Body, incidental or otherwise. Joss Whedon told the BBC Buffy website: “The lack of music, the no cutting, every act in one scene… it was all supposed to be relentless, almost a kind of boredom to create what I wanted to capture”.

The 911 operator in The Body asks Buffy if she is “alone in the house”. Sarah Michelle Gellar appeared in Scream 2 where she was asked the exact same question by the killer on the phone.

Anya reveals in the opening sequence of The Body the true nature of Santa Claus. She says he was a creature from the 16th century who would disembowel children. However, the parts about the chimneys and the reindeer are apparently true.

Robots in Buffy have been seen in several episodes: Ted Buchanan in Ted, April in I Was Made to Love You, Buffybot (first seen in Intervention and seen in several episodes after that) and the Warrenbot in Villains. They are all extrememly life-like. Another robot seen on the show included …

In I Was Made to Love You, Xander and Buffy dance to Mellonova’s ‘Hidee Ho’.