Use Your Brain... 1 Season 21 Episode

Episode #1

Murder She Vlogged

Episode #2

Prime Suspect

Episode #3

Nemesis

Episode #4

If You Come At The Queen

Episode #5

The Wrath Of Chloe

Episode #6

Me Too Mimi

Episode #7

Shari's Next Move

Episode #8

Undercover Isla

Episode #9

The Loneliest Bus Ride In The World

Episode #10

The Game's Afoot

Episode #11

Dial M For Murdo

Episode #12

Diagnosis Murdo

Episode #13

Troll Hunter

Episode #14

When a Bestie Calls

Episode #15

The Curious Incident Of The Dog In The Daytime

Episode #16

No-One Goes To Chess Club

Episode #17

Good Cop, Bad Cop, Weird Cop

Episode #18

A New Suspect, Lollllllllll!

Episode #19

An Unholy Alliance

Episode #20

CSI: Dixi

Episode #21

Use Your Brain...

Episode #22

The Killer's Prints

Episode #23

Showdown

Episode #24

A Message For The Killer

Episode #25

Tech Ops

Episode #26

Shadow Of A Doubt

Episode #27

A New Low

Episode #28

Prom Night

Episode #29

A Murderer Is Announced - PT1

Episode #30

A Murderer Is Announced - PT2