Jonathan Kent - Smallville

Smallville

Main cast, played by John Schneider

Episode 1x01: Pilot (Oct 16, 2001)
Episode 1x02: Metamorphosis (Oct 23, 2001)
Episode 1x03: Hothead (Oct 30, 2001)
Episode 1x04: X-Ray (Nov 6, 2001)
Episode 1x05: Cool (Nov 13, 2001)
Episode 1x06: Hourglass (Nov 20, 2001)
Episode 1x07: Craving (Nov 27, 2001)
Episode 1x08: Jitters (Dec 11, 2001)
Episode 1x09: Rogue (Jan 15, 2002)
Episode 1x10: Shimmer (Jan 29, 2002)
Episode 1x11: Hug (Feb 5, 2002)
Episode 1x12: Leech (Feb 12, 2002)
Episode 1x13: Kinetic (Feb 26, 2002)
Episode 1x14: Zero (Mar 12, 2002)
Episode 1x15: Nicodemus (Mar 19, 2002)
Episode 1x16: Stray (Apr 16, 2002)
Episode 1x17: Reaper (Apr 23, 2002)
Episode 1x18: Drone (Apr 30, 2002)
Episode 1x19: Crush (May 7, 2002)
Episode 1x20: Obscura (May 14, 2002)
Episode 1x21: Tempest (May 21, 2002)
Episode 2x01: Vortex (Sep 24, 2002)
Episode 2x02: Heat (Oct 1, 2002)
Episode 2x03: Duplicity (Oct 8, 2002)
Episode 2x04: Red (Oct 15, 2002)
Episode 2x05: Nocturne (Oct 22, 2002)
Episode 2x06: Redux (Oct 29, 2002)
Episode 2x07: Lineage (Nov 5, 2002)
Episode 2x08: Ryan (Nov 12, 2002)
Episode 2x09: Dichotic (Nov 19, 2002)
Episode 2x10: Skinwalker (Nov 26, 2002)
Episode 2x11: Visage (Jan 14, 2003)
Episode 2x12: Insurgence (Jan 21, 2003)
Episode 2x13: Suspect (Jan 28, 2003)
Episode 2x14: Rush (Feb 4, 2003)
Episode 2x15: Prodigal (Feb 11, 2003)
Episode 2x16: Fever (Feb 18, 2003)
Episode 2x17: Rosetta (Feb 25, 2003)
Episode 2x18: Visitor (Apr 15, 2003)
Episode 2x19: Precipice (Apr 22, 2003)
Episode 2x20: Witness (Apr 29, 2003)
Episode 2x21: Accelerate (May 6, 2003)
Episode 2x22: Calling (May 13, 2003)
Episode 2x23: Exodus (May 20, 2003)
Episode 3x01: Exile (Oct 1, 2003)
Episode 3x02: Phoenix (Oct 8, 2003)
Episode 3x03: Extinction (Oct 15, 2003)
Episode 3x04: Slumber (Oct 22, 2003)
Episode 3x05: Perry (Oct 29, 2003)
Episode 3x06: Relic (Nov 5, 2003)
Episode 3x07: Magnetic (Nov 12, 2003)
Episode 3x08: Shattered (Nov 19, 2003)
Episode 3x09: Asylum (Jan 14, 2004)
Episode 3x10: Whisper (Jan 21, 2004)
Episode 3x11: Delete (Jan 28, 2004)
Episode 3x12: Hereafter (Feb 4, 2004)
Episode 3x13: Velocity (Feb 11, 2004)
Episode 3x14: Obsession (Feb 18, 2004)
Episode 3x15: Resurrection (Feb 25, 2004)
Episode 3x16: Crisis (Mar 3, 2004)
Episode 3x17: Legacy (Apr 14, 2004)
Episode 3x18: Truth (Apr 21, 2004)
Episode 3x20: Talisman (May 5, 2004)
Episode 3x21: Forsaken (May 12, 2004)
Episode 3x22: Covenant (May 19, 2004)
Episode 4x01: Crusade (Sep 22, 2004)
Episode 4x02: Gone (Sep 29, 2004)
Episode 4x03: Facade (Oct 6, 2004)
Episode 4x04: Devoted (Oct 13, 2004)
Episode 4x05: Run (Oct 20, 2004)
Episode 4x06: Transference (Oct 27, 2004)
Episode 4x07: Jinx (Nov 3, 2004)
Episode 4x08: Spell (Nov 10, 2004)
Episode 4x09: Bound (Nov 17, 2004)
Episode 4x10: Scare (Dec 1, 2004)
Episode 4x11: Unsafe (Jan 26, 2005)
Episode 4x12: Pariah (Feb 2, 2005)
Episode 4x13: Recruit (Feb 9, 2005)
Episode 4x14: Krypto (Feb 16, 2005)
Episode 4x15: Sacred (Feb 23, 2005)
Episode 4x16: Lucy (Mar 2, 2005)
Episode 4x17: Onyx (Apr 13, 2005)
Episode 4x18: Spirit (Apr 20, 2005)
Episode 4x20: Ageless (May 4, 2005)
Episode 4x21: Forever (May 11, 2005)
Episode 4x22: Commencement (May 18, 2005)
Episode 5x01: Arrival (Sep 29, 2005)
Episode 5x02: Mortal (Oct 6, 2005)
Episode 5x03: Hidden (Oct 13, 2005)
Episode 5x06: Exposed (Nov 3, 2005)
Episode 5x07: Splinter (Nov 10, 2005)
Episode 5x08: Solitude (Nov 17, 2005)
Episode 5x09: Lexmas (Dec 8, 2005)
Episode 5x10: Fanatic (Jan 12, 2006)
Episode 5x11: Lockdown (Jan 19, 2006)
Episode 5x12: Reckoning (Jan 26, 2006)
Episode 5x13: Vengeance (Feb 2, 2006)
Episode 5x17: Void (Apr 6, 2006)
Episode 5x21: Oracle (May 4, 2006)

Guest cast, played by John Schneider

Episode 10x01: Lazarus (Sep 24, 2010)
Episode 10x21: Finale (1) (May 13, 2011)
Episode 10x22: Finale (2) (May 13, 2011)