In case anyone is curious, here's my lists. I haven't listed everything but these came to mind.

Books & Authors:
Douglas Adams
Ray Bradbury
Joseph Campbell
John le Carré
Leonard Cohen
Joseph Conrad
House of Leaves by Mark Z. Danielewski
Umberto Eco
Neil Gaiman
Harry Harrison
Patricia Highsmith
Fritz Leiber
H. P. Lovecraft
The Nightwatch Trilogy by Sergei Lukyanenko
V for Vendetta & Watchmen by Alan Moore
Strangers in Paradise series by Terry Moore
Katsuhiro Otomo
Dorothy Parker
Edgar Allen Poe
Persepolis by Marjane Satrapi
Robert Louis Stevenson
Blankets by Craig Thompson
Alan Watts

Movies:
American History X
Blade Runner
The Bounty
Brotherhood of the Wolf
Donnie Darko (theatrical version)
Fight Club
Garden State
Most of Hitchcock's films
Most of Kurosawa's films
La Femme Nikita
Lost in Translation
Maborosi
Memento
Once Upon A Time in the West
Open Your Eyes
Princess & the Warrior
Run Lola Run
Sixth Sense
Skeleton Key
Unbreakable
Wings of Desire

Music:
Aphex Twin
Bauhaus (yes, I still listen to them when the mood strikes me)
Hildegard von Bingen
Birthday Party
Nick Cave and the Bad Seeds
John Coltrane
Cream
CCR
Miles Davis
Ani DiFranco
Mozart
The Minutemen
Dead Can Dance
Dead Kennedys
Nick Drake
Godspeed You Black Emperor
Grinderman
PJ Harvey
Billie Holiday
Son House
Blind Willie Johnson
Robert Johnson
Joy Division
Zoe Keating
Low
Mogwai
Morphine
Penderecki
Pink Floyd
Portishead
Orff
Rachel's
Radiohead
Sigur Ros
Simon & Garfunkle
Sonic Youth
Swans
Jesse Sykes & the Sweet Hereafter
Tool
Tricky
Tom Waits
Gillian Welch
Howlin' Wolf

TV (which I actually watch on DVD or hulu — no cable at home):
Dexter
Dollhouse
Firefly
La Femme Nikita
Millenium