Andrew "Andy" Brierley, CDG (born June 4, 1979) was a casting associate for Doctor Who, Torchwood and The Sarah Jane Adventures, and casting director on the latter. He was credited on the following:
- 42
- Adam
- Adrift
- The Age of Steel
- Army of Ghosts
- The Beast Below
- The Big Bang
- Blink
- Captain Jack Harkness
- Children of Earth: Day Five
- Children of Earth: Day Four
- Children of Earth: Day One
- Children of Earth: Day Three
- Children of Earth: Day Two
- The Christmas Invasion
- Cold Blood
- Combat
- Countrycide
- Cyberwoman
- Daleks in Manhattan
- Day One
- A Day in the Death
- Dead Man Walking
- The Doctor's Daughter
- Doomsday
- The Eleventh Hour
- End of Days
- The End of Time
- Everything Changes
- Evolution of the Daleks
- Exit Wounds
- The Family of Blood
- Fear Her
- The Fires of Pompeii
- Flesh and Stone
- Forest of the Dead
- Fragments
- From Out of the Rain
- Ghost Machine
- The Girl in the Fireplace
- Greeks Bearing Gifts
- Gridlock
- Human Nature
- The Hungry Earth
- The Idiot's Lantern
- The Impossible Planet
- Journey's End
- Kiss Kiss, Bang Bang
- Last of the Time Lords
- The Lazarus Experiment
- Love & Monsters
- Meat
- Midnight
- New Earth
- The Next Doctor
- Out of Time
- The Pandorica Opens
- Partners in Crime
- Planet of the Dead
- Planet of the Ood
- The Poison Sky
- Random Shoes
- Reset
- Rise of the Cybermen
- The Runaway Bride
- The Satan Pit
- School Reunion
- The Shakespeare Code
- Silence in the Library
- Sleeper
- Small Worlds
- Smith and Jones
- Something Borrowed
- The Sontaran Stratagem
- The Sound of Drums
- The Stolen Earth
- They Keep Killing Suzie
- The Time of Angels
- To the Last Man
- Tooth and Claw
- Turn Left
- The Unicorn and the Wasp
- Utopia
- The Vampires of Venice
- Victory of the Daleks
- Vincent and the Doctor
- Voyage of the Damned
- The Waters of Mars