Dr. Tony Gates - ER

Main cast, played by John Stamos

Episode 13x02: Graduation Day (Sep 28, 2006)
Episode 13x03: Somebody to Love (Oct 5, 2006)
Episode 13x04: Parenthood (Oct 12, 2006)
Episode 13x05: Ames v. Kovac (Oct 19, 2006)
Episode 13x06: Heart of the Matter (Nov 2, 2006)
Episode 13x07: Jigsaw (Nov 9, 2006)
Episode 13x08: Reason to Believe (Nov 16, 2006)
Episode 13x09: Scoop and Run (Nov 23, 2006)
Episode 13x10: Tell Me No Secrets... (Nov 30, 2006)
Episode 13x11: City of Mercy (Dec 7, 2006)
Episode 13x12: Breach of Trust (Jan 4, 2007)
Episode 13x13: A House Divided (Jan 11, 2007)
Episode 13x14: Murmurs of the Heart (Feb 1, 2007)
Episode 13x15: Dying Is Easy... (Feb 8, 2007)
Episode 13x16: Crisis of Conscience (Feb 15, 2007)
Episode 13x17: From Here to Paternity (Feb 22, 2007)
Episode 13x18: Photographs and Memories (Apr 12, 2007)
Episode 13x19: Family Business (Apr 19, 2007)
Episode 13x20: Lights Out (Apr 26, 2007)
Episode 13x21: I Don't (May 3, 2007)
Episode 13x22: Sea Change (May 10, 2007)
Episode 13x23: The Honeymoon Is Over (May 17, 2007)
Episode 14x01: The War Comes Home (Sep 27, 2007)
Episode 14x02: In a Different Light (Oct 4, 2007)
Episode 14x03: Officer Down (Oct 11, 2007)
Episode 14x04: Gravity (Oct 18, 2007)
Episode 14x05: Under the Influence (Oct 25, 2007)
Episode 14x06: The Test (Nov 1, 2007)
Episode 14x07: Blackout (Nov 8, 2007)
Episode 14x08: Coming Home (Nov 15, 2007)
Episode 14x09: Skye's the Limit (Nov 29, 2007)
Episode 14x10: 300 Patients (Dec 6, 2007)
Episode 14x11: Status Quo (Jan 3, 2008)
Episode 14x12: Believe the Unseen (Jan 10, 2008)
Episode 14x13: Atonement (Jan 17, 2008)
Episode 14x14: Owner of a Broken Heart (Apr 10, 2008)
Episode 14x15: ...As the Day She Was Born (Apr 17, 2008)
Episode 14x16: Truth Will Out (Apr 24, 2008)
Episode 14x17: Under Pressure (May 1, 2008)
Episode 14x18: Tandem Repeats (May 8, 2008)
Episode 14x19: The Chicago Way (May 15, 2008)
Episode 15x01: Life After Death (Sep 25, 2008)
Episode 15x02: Another Thursday at County (Oct 9, 2008)
Episode 15x03: The Book of Abby (Oct 16, 2008)
Episode 15x04: Parental Guidance (Oct 23, 2008)
Episode 15x05: Haunted (Oct 30, 2008)
Episode 15x06: Oh, Brother (Nov 6, 2008)
Episode 15x07: Heal Thyself (Nov 13, 2008)
Episode 15x08: Age of Innocence (Nov 20, 2008)
Episode 15x09: Let It Snow (Dec 4, 2008)
Episode 15x10: The High Holiday (Dec 11, 2008)
Episode 15x11: Separation Anxiety (Jan 8, 2009)
Episode 15x12: Dream Runner (Jan 15, 2009)
Episode 15x13: Love Is a Battlefield (Jan 22, 2009)
Episode 15x14: A Long, Strange Trip (Feb 5, 2009)
Episode 15x15: The Family Man (Feb 12, 2009)
Episode 15x16: The Beginning of the End (Feb 19, 2009)
Episode 15x17: T-minus-6 (Feb 26, 2009)
Episode 15x18: What We Do (Mar 5, 2009)
Episode 15x19: Old Times (Mar 12, 2009)
Episode 15x20: Shifting Equilibrium (Mar 19, 2009)
Episode 15x21: I Feel Good (Mar 26, 2009)
Episode 15x22: And in the End... (Apr 2, 2009)

Guest cast, played by John Stamos

Episode 12x07: The Human Shield (Nov 10, 2005)
Episode 12x08: Two Ships (Nov 17, 2005)