Season 1; Episode 1 "Under the Night" 1999

Season 1; Episode 2 "An Affirming Flame" 2000

Season 1; Episode 3 "To Loose the Fateful Lightning" 2000

Season 1; Episode 4 "D Minus Zero" 2000

Season 1; Episode 5 "Double Helix" 2000

Season 1; Episode 6 "Angel Dark, Demon Bright" 2000

Season 1; Episode 7 "The Ties That Blind" 2000

Season 1; Episode 8 "The Banks of the Lethe" 2000

Season 1; Episode 9 "A Rose in the Ashes" 2000

Season 1; Episode 10 "All Great Neptune's Ocean" 2000

Season 1; Episode 11 "The Pearls That Were His Eyes" 2000

Season 1; Episode 12 "The Mathematics of Tears" 2000

Season 1; Episode 13 "Music of a Distant Drum" 2000

Season 1; Episode 14 "Harper 2.0" 2000

Season 1; Episode 15 "Forced Perspective" 2000

Season 1; Episode 16 "The Sum of Its Parts" 2000

Season 1; Episode 17 "Fear and Loathing in the Milky Way" 2000

Season 1; Episode 18 "The Devil Take the Hindmost" 2000

Season 1; Episode 19 "The Honey Offering" 2000

Season 1; Episode 20 "Star-Crossed" 2000

Season 1; Episode 21 "It Makes a Lovely Night" 2000

Season 1; Episode 22 "Its Hour Come Round at Last" 2000

Season 2; Episode 1 "The Widening Gyre" 2001

Season 2; Episode 2 "Exit Strategies" 2001

Season 2; Episode 3 "A Heart for Falsehood Framed" 2001

Season 2; Episode 4 "Pitiless as the Sun" 2001

Season 2; Episode 5 "Last Call at the Broken Hammer" 2001

Season 2; Episode 6 "All Too Human" 2001

Season 2; Episode 7 "Una Salus Victus" 2001

Season 2; Episode 8 "Home Fires" 2001

Season 2; Episode 9 "Into the Labyrinth" 2001

Season 2; Episode 10 "The Prince" 2001

Season 2; Episode 11 "Bunker Hill" 2001

Season 2; Episode 12 "Ouroboros" 2001

Season 2; Episode 13 "Lava and Rockets" 2001

Season 2; Episode 14 "Be All My Sins Remembered" 2001

Season 2; Episode 15 "Dance of the Mayflies" 2001

Season 2; Episode 16 "In Heaven Now Are Three" 2001

Season 2; Episode 17 "The Things We Cannot Change" 2001

Season 2; Episode 18 "The Fair Unknown" 2001

Season 2; Episode 19 "Belly of the Beast" 2001

Season 2; Episode 20 "The Knight, Death, and the Devil" 2001

Season 2; Episode 21 "Immaculate Perception" 2001

Season 2; Episode 22 "Tunnel at the End of the Light" 2001

Season 2; Unaired Episode "A Little Red Tape" 2001

Season 3; Episode 1 "If the Wheel is Fixed" 2002

Season 3; Episode 2 "The Shards of Rimni" 2002

Season 3; Episode 3 "Mad to be Saved" 2002

Season 3; Episode 4 "Cui Bono" 2002

Season 3; Episode 5 "The Long and Level Sands" 2002

Season 3; Episode 6 "Slipfighter the Dogs of War" 2002

Season 3; Episode 7 "The Leper's Kiss" 2002

Season 3; Episode 8 "For Whom the Bell Tolls" 2002

Season 3; Episode 9 "And Your Heart Will Fly Away" 2002

Season 3; Episode 10 "The Unconquerable Man" 2002

Season 3; Episode 11 "Delenda Est" 2002

Season 3; Episode 12 "The Dark Backward" 2002

Season 3; Episode 13 "The Risk All Point" 2002

Season 3; Episode 14 "The Right Horse" 2002

Season 3; Episode 15 "What Happens to a Rev Deferred?" 2002

Season 3; Episode 16 "Point of the Spear" 2002

Season 3; Episode 17 "Vault of the Heavens" 2002

Season 3; Episode 18 "Second Contact" (a.k.a.) "Deep Midnight's Voice" 2002

Season 3; Episode 19 "The Illusion of Majesty" 2002

Season 3; Episode 20 "Twilight of the Idols" 2002

Season 3; Episode 21 "Day of Judgement, Day of Wrath" 2002

Season 3; Episode 22 "Shadows Cast by a Final Salute" 2002

Season 4; Episode 1 "Answers Given to Questions Never Asked" 2003

Season 4; Episode 2 "Pieces of Eight" 2003

Season 4; Episode 3 "Waking the Tyrant's Device" 2003

Season 4; Episode 4 "Double of Nothingness" 2003

Season 4; Episode 5 "Harper/Delete" 2003

Season 4; Episode 6 "Soon the Nearing Vortex" 2003

Season 4; Episode 7 "The World Turns All Around Her" 2003

Season 4; Episode 8 "Conduit to Destiny" 2003

Season 4; Episode 9 "Machinery of the Mind" 2003

Season 4; Episode 10 "Exalted Reason, Resplendent Daughter" 2003

Season 4; Episode 11 "The Torment, the Release" 2003

Season 4; Episode 12 "The Spider's Stratagem" 2003

Season 4; Episode 13 "The Warmth of an Invisible Light" 2003

Season 4; Episode 14 "The Others" 2003

Season 4; Episode 15 "Fear Burns Down to Ashes" 2003

Season 4; Episode 16 "Lost in Space That Isn't There" 2003

Season 4; Episode 17 "Abridging the Devil's Divide" 2003

Season 4; Episode 18 "Trusting the Gordian Maze" 2003

Season 4; Episode 19 "A Symmetry of Imperfection" 2003

Season 4; Episode 20 "Time Out of Mind" 2003

Season 4; Episode 21 & 22 "The Dissonant Interval (1) & (2)" 2003

Season 5; Episode 1 "The Weight (1)" 2004

Season 5; Episode 2 "The Weight (2)" 2004

Season 5; Episode 3 "Phear Phactor Phenom" 2004

Season 5; Episode 4 "Decay of the Angel" 2004

Season 5; Episode 5 "The Eschatology of Our Present" 2004

Season 5; Episode 6 "When Goes Around..." 2004

Season 5; Episode 7 "Attempting Screed" 2004

Season 5; Episode 8 "So Burn the Untamed Lands" 2004

Season 5; Episode 9 "What Will Be Was Not" 2004

Season 5; Episode 10 "The Test" 2004

Season 5; Episode 11 "Through a Glass Darkly" 2004

Season 5; Episode 12 "Pride Before the Fall" 2004

Season 5; Episode 13 "Moonlight Becomes You" 2004

Season 5; Episode 14 "Past Is Prolix" 2004

Season 5; Episode 15 "The Opposites of Attraction" 2004

Season 5; Episode 16 "Saving Light from a Black Sun" 2004

Season 5; Episode 17 "Totaled Recall" 2004

Season 5; Episode 18 "Quantum Tractate Delirium" 2004

Season 5; Episode 19 "One More Day's Light" 2004

Season 5; Episode 20 "Chaos and the Stillness of It" 2004

Season 5; Episode 21 & 22 "The Heart of the Journey (1) & (2)" 2004