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Appearances
Smallville
Main cast, played by Aaron Ashmore
- Episode 7x03: Fierce (Oct 11, 2007)
- Episode 7x04: Cure (Oct 18, 2007)
- Episode 7x06: Lara (Nov 1, 2007)
- Episode 7x09: Gemini (Dec 13, 2007)
- Episode 7x13: Hero (Mar 13, 2008)
- Episode 7x14: Traveler (Mar 20, 2008)
- Episode 7x15: Veritas (Mar 27, 2008)
- Episode 7x16: Descent (Apr 17, 2008)
- Episode 7x17: Sleeper (Apr 24, 2008)
- Episode 7x18: Apocalypse (May 1, 2008)
- Episode 7x19: Quest (May 8, 2008)
- Episode 7x20: Arctic (May 15, 2008)
- Episode 8x01: Odyssey (Sep 18, 2008)
- Episode 8x04: Instinct (Oct 9, 2008)
- Episode 8x05: Committed (Oct 16, 2008)
- Episode 8x06: Prey (Oct 23, 2008)
- Episode 8x07: Identity (Oct 30, 2008)
- Episode 8x09: Abyss (Nov 13, 2008)
- Episode 8x10: Bride (Nov 20, 2008)
- Episode 8x16: Turbulence (Mar 19, 2009)
- Episode 8x19: Stiletto (Apr 23, 2009)
- Episode 8x20: Beast (Apr 30, 2009)
- Episode 8x22: Doomsday (May 14, 2009)
Guest cast, played by Aaron Ashmore
- Episode 6x01: Zod (Sep 28, 2006)
- Episode 6x03: Wither (Oct 12, 2006)
- Episode 6x06: Fallout (Nov 2, 2006)
- Episode 6x08: Static (Nov 16, 2006)
- Episode 6x09: Subterranean (Dec 7, 2006)
- Episode 6x10: Hydro (Jan 11, 2007)
- Episode 6x13: Crimson (Feb 1, 2007)
- Episode 6x14: Trespass (Feb 8, 2007)
- Episode 6x15: Freak (Feb 15, 2007)
- Episode 6x20: Noir (May 3, 2007)