Jan Hoag, who played Cousin Carol in Hell’s Bells can also be seen in Dating Games People Play, The Parlor, The Last Dance, Silk Hope, Progeny, Columbo, The Ellen Show, The Norm Show, Melrose Place and Married… with Children. She also appeared in an episode of Dave’s World, on which …

Lee Garlington, who played Xander’s mother, Jessica Harris, in Hell’s Bells, can also be seen in The Hot Chick, Everwood (as Brenda Baxworth), The Sum of All Fears, One Hour Photo, Life Without Dick, American Pie 2 (as Natalie’s mother, starring alongside Alyson Hannigan), Evolution, Dante’s Peak, Meet the Applegates, …

Casey Sander played Xander’s father in Hell’s Bells. He has played Captain Jimmy Wennick in Tucker and has appeared in Hijacked: Flight 285, The Stranger Beside Me, Summer Dreams: The Story of the Beach Boys, Predator 2, Punchline and Dragnet. Casey played Rock in Home Improvement and Wade in Grace …

George Wallace, who plays the fake Xander from the future (real name: Stewart Burns) in Hell’s Bells, has had a varied career. He worked in the coal mines in McMechen, West Virginia when he was 13. He joined the Navy in 1936 and served during World War II. He had …

In Doublemeat Palace, Spike told Buffy he could get her money to stop her working at the fast food restaurant. Selling the Tsuvolti eggs (seen in As You Were) may have been his way of supporting her as Riley says that the eggs are worth a lot of money.

Adam Paul, who played the ‘Skanky Vamp’ in As You Were has also appeared in Flirting with Death, Enterprise and Curb Your Enthusiasm and done voices for Final Fantasy X, Treasure Planet: Battle at Procyon, Biohazard, Spirit: Stallion of the Cimarron and Port Charles.

Ryan Raddatz, who played Buffy’s annoying co-worker Todd in As You Were, has been in First Daughter (which stars Marc Blucas), A Mighty Wind, The Joe Schmo Show, Grounded for Life, The Andy Dick Show, Even Stevens and The Amanda Show.

In Older and Far Away, Spike is still bruised from the beating Buffy gave him in Dead Things.

In Older and Far Away, Xander refers to the events of Once More, With Feeling when he says, “sometimes we do something that seems like a good idea at the time, like, say, invoke the power of a musical amulet?”

Halfrek poses as the High School’s guidance counsellor in Older and Far Away. Buffy gets this job for real in season seven.

Xander and Anya mention slug candles in Older and Far Away, first seen in the Magic Box in Life Serial:
Anya: “Do you think we should set up lots of candles for Buffy’s party tomorrow?”
Xander: “Not if they’re that horrible slug kind you keep trying to unload.”
Anya: “I don’t know why …

Spike and Halfrek recognise each other in Older and Far Away - she even calls him William. This is a reference to the fact that Kali Rocha, who plays Halfrek, played Spike’s love interest, Cecily Adams, in Fool For Love. Cecily seems to have been made into a vengeance demon …

In Older and Far Away, we learn that Willow has joined a group called ‘Spellcasters Anonymous’ (”We’re still looking for a better name”). How many magic-addicted people are there in Sunnydale?

Buffy celebrates her 21st birthday in Older and Far Away, meaning she can now legally drink alcohol, though we saw her drinking in several previous episodes (Reptile Boy, Beer Bad, Life Serial, Dead Things). Her presents include a battery operated back massager from Willow, a stolen leather jacket from Dawn …

Elizabeth Cazenave, who played Dawn’s teacher in Older and Far Away, also appeared in The Mothman Prophecies as a Bellhop.