cRPG's I've finished:
Arcanum: Of Steamworks and Magick Obscura
Vampire The Masquerade: Redemption
Vampire The Masquerade: Bloodlines
Fallout
Fallout 2
Fallout: Tactics
Fallout 3
Fallout: New Vegas (and Dead Money and Honest Hearts)
Wizardry VI
Wizardry VII
Wizardry VIII
Ultima IV
Ultima V
Ultima VI
Ultima VII Part 1: The Black Gate + Forge of Virtue
Ultima VII Part 2: The Serpent Isle + Silver Seed
Ultima VIII: Pagan
Ultima IX
Pool of Radiance
Curse of the Azure Bonds
Secret of the Silver Blades
Might and Magic II
Might and Magic III
Might and Magic IV
Might and Magic V
Might and Magic VI
Might and Magic VII
NWN (none of the expansions)
NWN 2
Mask of the Betrayer
Storm of Zehir
Divine Divinity
Deus Ex
Deus Ex: Invisible War (r00fles!)
Dragon Age: Origins
System Shock 2 (I have finished System Shock but it's not really a cRPG).
Jagged Alliance 2
Dungeon Siege
Ultima V: Lazarus (YEAH!!!!!)
Baldur's Gate + Tales of the Sword Coast
Baldur's Gate II
Baldur's Gate II: Throne of Bhaal
Icewind Dale
Icewind Dlae: Heart of Winter & Trials of the Luremaster
Icewind Dale II
Diablo
Torchlight
Risen
Gothic
Gothic II
Knights of the Old Republic
Knights of the Old Republic II: The Sith Lords
Planescape: Torment
Wasteland
Eye of the Beholder
Eye of the Beholder 2
Lands of Lore: The Throne of Chaos (Thanks Anharia!)
Champions of Krynn
Deathknights of Krynn
Sacred
Eschalon Book: I
Eschalon Book: II
Dungeon Master
Silent Storm
Quest for Glory
Quest for Glory: II
Bards Tale
Bards Tale II
FRUA: Game 06, B8, Journey to the Rock
FRUA: Game 07, B10, Assault on Raven's Ruin
FRUA: Game R2, Night in Daelwyn's Rest
FRUA: Game 08, B11-12, King's Festival/Queen's Harvest
FRUA: Game 03, B3, Palace of the Silver Princess
FRUA: Game 04, B4, The Lost City
FRUA: Game 19, GA3, Tales of Enchantment
FRUA: Game 10, C2, Ghost Tower of Inverness
FRUA: Game 12, C4, To Find a King
FRUA: game12 C5, Bane of Llewellyn
FRUA: Game 25, WG4, Lost Temple of Tharizadun
FRUA: game25 S4, Lost Caverns of Tsojcanth
FRUA: Game 21, I6, Ravenloft
FRUA: Game 35, REF5, "Skeletons"
FRUA: Game 27, U1, Sinister Secret of Saltmarsh
FRUA: Game 26, T1-4, The Temple of Elemental Evil
FRUA: Game 29, X1, The Isle of Dread
FRUA: Game 24, S2, White Plume Mountain
FRUA: Game 20, I2, Tomb of the Lizard King
FRUA: Game 22, I7, Baltron's Beacon
FRUA: Game 33, X8, Drums on Fire Mountain
FRUA: Game 32, X7, The War Rafts of Kron
FRUA: Game R10, R10, A Series of Mysterious Events
FRUA: Game 05, B6, The Veiled Society
FRUA: Game 02, B2, Keep on the Borderlands
FRUA: Game 11, C3, Lost Tower of Castanamir
FRUA: Game 34, B5, Horror on the Hill
FRUA: Game 01, A1-4, Aerie of the Slavelords
FRUA: Judge's Guild #1: The Caverns of Thracia
FRUA: Game 09, C1, Hidden Shrine of Tomoachan (technically... I did finish it. The entire party died).
And some fucking cRPG on my old Amiga 500 that I just can't remember the name.
(and probably some others I just can't remember).