Supreme Girl vs. Dr. Arachnid 1 Season 20 Episode

Episode #1

Attack of the Killer Spuds

Episode #2

Driven to Distraction

Episode #3

Me! Me! Me!

Episode #4

Invisible Archie

Episode #5

Attack of the 50-ft Veronica

Episode #6

The Haunting of Riverdale

Episode #7

Curse of the Mummy

Episode #8

Fleas Release Me

Episode #9

The Jughead Incident

Episode #10

Virtually Evil

Episode #11

Zombies of Love

Episode #12

Brain of Terror

Episode #13

Twisted Youth

Episode #14

Monster in the Night

Episode #15

Mega-Mall of Horrors

Episode #16

Compu-Terror

Episode #17

Misfortune Hunters

Episode #18

Ship of Ghouls

Episode #19

Something Is Haunting Riverdale High

Episode #20

Supreme Girl vs. Dr. Arachnid

Episode #21

Reggie or Not

Episode #22

It Lives in the Sewers

Episode #23

Dream Girl

Episode #24

Green-Eyed Monster

Episode #25

Cinemadness

Episode #26

Beware of the Glob!

Episode #27

The Day the Earth Moved

Episode #28

Dance of the Killer Bees

Episode #29

Extra Terror-estrial

Episode #30

The Christmas Phantom

Episode #31

Scarlet Night

Episode #32

I Was a Teenage Vampire

Episode #33

Halloween of Horror

Episode #34

Archie's Date with Fate

Episode #35

Alternate Riverdales

Episode #36

Teen Out of Time

Episode #37

Invasion of the Cockroaches

Episode #38

The Incredible Shrinking Teens

Episode #39

Little Chock'Lit Shoppe of Horrors

Episode #40

Big Monster on Campus