We don't have a biography for Mark Williams yet. Hang in there, or go ahead and contribute one.
Appearances
Holby City
Main cast, played by Robert Powell
- Episode 7x18: Stick or Twist (Feb 15, 2005)
- Episode 7x19: Chain Reaction (Feb 22, 2005)
- Episode 7x20: Another Car Wreck (Mar 1, 2005)
- Episode 7x21: Awakenings (Mar 8, 2005)
- Episode 7x22: Total Recall (Mar 15, 2005)
- Episode 7x23: Love and Marriage (Mar 22, 2005)
- Episode 7x24: Be Careful What You Wish For (Mar 29, 2005)
- Episode 7x25: Shock to the Heart (Apr 5, 2005)
- Episode 7x26: The Honeymoon Is Over (Apr 12, 2005)
- Episode 7x27: It's Kinda Rock 'n' Roll (Apr 19, 2005)
- Episode 7x28: Not Just a River in Egypt (Apr 26, 2005)
- Episode 7x29: Damage Limitations (May 3, 2005)
- Episode 7x30: No Pain, No Gain (May 10, 2005)
- Episode 7x35: Pleasant Surprises (Jun 14, 2005)
- Episode 7x36: If It Ain't Broke (Jun 21, 2005)
- Episode 7x37: Rat Race (Jun 28, 2005)
- Episode 7x39: Ostrich Mode (Jul 12, 2005)
- Episode 7x42: Soft Centred (Aug 2, 2005)
- Episode 7x43: Dignity (Aug 10, 2005)
- Episode 7x44: The Innocents (1) (Aug 16, 2005)
- Episode 7x45: The Innocents (2) (Aug 23, 2005)
- Episode 7x46: Thinking Outside the Box (Aug 30, 2005)
- Episode 7x47: View from the Side Line (Sep 6, 2005)
- Episode 7x48: Great Expectations (Sep 13, 2005)
- Episode 8x01: The Outsiders (Oct 18, 2005)
- Episode 8x03: Crimes and Misdemeanours (Nov 1, 2005)
- Episode 8x05: Butterfly Effect (Nov 15, 2005)
- Episode 8x08: Comfort of Strangers (Dec 6, 2005)
- Episode 8x10: The Long Goodbye (Dec 20, 2005)
- Episode 8x12: Mother Love (Jan 3, 2006)
- Episode 8x14: Yesterday Once More (Jan 17, 2006)
- Episode 8x15: Brother's Keeper (Jan 24, 2006)
- Episode 8x16: Roots (Jan 31, 2006)
- Episode 8x17: I'll Be Back (Feb 7, 2006)
- Episode 8x18: Flight of the Bumblebee (Feb 14, 2006)
- Episode 8x21: Into Your Own Hands (Mar 7, 2006)
- Episode 8x23: Leap in the Dark (Mar 21, 2006)
- Episode 8x24: Snake in the Grass (Mar 28, 2006)
- Episode 8x28: Judge Not, Lest Ye Be Judged (Apr 25, 2006)
- Episode 8x30: Lead Us Not into Temptation (May 9, 2006)
- Episode 8x31: Games of Chance (May 16, 2006)
- Episode 8x33: Abracadabra (Jun 6, 2006)
- Episode 8x36: The Truth Will Out (Jul 6, 2006)
- Episode 8x38: I Am Not What I Am (Jul 18, 2006)
- Episode 8x40: Conscience (Aug 1, 2006)
- Episode 8x42: Team Holby (Aug 15, 2006)
- Episode 8x44: Bad Blood (Aug 29, 2006)
- Episode 8x45: Nothing Ventured, Nothing Lost (Sep 5, 2006)
- Episode 8x48: Full Circle (Sep 19, 2006)
- Episode 8x49: Now or Never (Sep 26, 2006)
- Episode 9x01: Before a Fall (Oct 24, 2006)
- Episode 9x02: Shot in the Dark (Oct 31, 2006)
- Episode 9x04: Sins of the Father (Nov 7, 2006)
- Episode 9x05: One for My Baby (Nov 14, 2006)
- Episode 9x06: The Unforgiven (Nov 21, 2006)
- Episode 9x07: It's Been a Long Day (Nov 28, 2006)
- Episode 9x08: The Bitterest Pill (Dec 5, 2006)
- Episode 9x09: Crossing the Line (Dec 14, 2006)
- Episode 9x10: The Good Fight (Dec 19, 2006)
- Episode 9x12: I Know Thee Not (Jan 2, 2007)
- Episode 9x16: Feast or Famine (Jan 23, 2007)
- Episode 9x17: Into the Dark (Jan 30, 2007)
- Episode 9x18: Blood Ties (Feb 6, 2007)
- Episode 9x19: I Feel Pretty (Feb 13, 2007)
- Episode 9x20: Can't Buy Me Love (Feb 20, 2007)
- Episode 9x21: The Borders of Sleep (Mar 6, 2007)
- Episode 9x22: Stargazer (Mar 20, 2007)
- Episode 9x24: Bedlam (Mar 28, 2007)
- Episode 9x26: Paranoid Android (Apr 10, 2007)
- Episode 9x28: Leap of Faith (Apr 24, 2007)
- Episode 9x29: Deep Dark Truthful Mirror (May 1, 2007)
- Episode 9x30: After the Fall (May 10, 2007)
- Episode 9x31: Trust (May 17, 2007)
- Episode 9x32: The Human Jungle (May 24, 2007)
- Episode 9x33: An Affair to Forget (May 31, 2007)
- Episode 9x34: Another Country (Jun 7, 2007)
- Episode 9x36: Something's Gotta Give (Jun 21, 2007)
- Episode 9x37: Countdown (Jun 28, 2007)
- Episode 9x38: Past Imperfect (Jul 3, 2007)
- Episode 9x40: The Long and Winding Road (Jul 17, 2007)
- Episode 9x41: The Q Word (Jul 24, 2007)
- Episode 9x42: Temporary Insanity (Jul 31, 2007)
- Episode 9x43: Bad Reputation (Aug 7, 2007)
- Episode 9x45: Old Wounds (Aug 21, 2007)
- Episode 9x46: Guilt by Association (Aug 28, 2007)
- Episode 9x47: Friends Reunited (Sep 4, 2007)
- Episode 9x49: Lovers and Madmen (Sep 18, 2007)
- Episode 9x50: My Aim Is True (Sep 25, 2007)
- Episode 9x51: Duty of Care (1) (Oct 2, 2007)
- Episode 9x52: Duty of Care (2) (Oct 9, 2007)
- Episode 10x01: Bitter from the Sweet (Oct 16, 2007)
- Episode 10x02: The Last Throw (Oct 23, 2007)
- Episode 10x03: No-One Likes a Cry Baby (Oct 30, 2007)
- Episode 10x04: The Apprentice (Nov 6, 2007)
- Episode 10x06: Unfinished Symphony (Nov 20, 2007)
- Episode 10x07: Someone to Watch Over Me (Nov 27, 2007)
- Episode 10x08: Mirror Man (Dec 4, 2007)
- Episode 10x10: Into the Void (Dec 19, 2007)
- Episode 10x11: Elliot's Wonderful Life (Dec 27, 2007)
- Episode 10x12: For Your Consideration (Jan 1, 2008)
- Episode 10x13: Queen of Hearts (Jan 8, 2008)
- Episode 10x14: Stolen (Jan 15, 2008)
- Episode 10x15: Physician, Heal Thyself (Jan 22, 2008)
- Episode 10x17: Final Cut (Feb 5, 2008)
- Episode 10x18: The Extra Mile (Feb 12, 2008)
- Episode 10x19: Complications Ensue (Feb 19, 2008)
- Episode 10x20: On a Mission (Feb 26, 2008)
- Episode 10x21: We Serve All Who Come to Us (Mar 4, 2008)
- Episode 10x22: No Cars Go (Mar 11, 2008)
- Episode 10x24: Hour Nightmare (Mar 18, 2008)
- Episode 10x25: Love Will Tear Us Apart (Mar 25, 2008)
- Episode 10x26: All This Useless Beauty (Apr 1, 2008)
- Episode 10x27: Pants on Fire (Apr 8, 2008)
- Episode 10x28: You're So Vain (Apr 15, 2008)
- Episode 10x29: The Softest Music (Apr 22, 2008)
- Episode 10x30: Battle of Who Could Care Less (Apr 29, 2008)
- Episode 10x32: TKO (May 13, 2008)
- Episode 10x33: Any Port in a Storm (May 20, 2008)
- Episode 10x38: New Lands, New Beginnings (Jun 24, 2008)
- Episode 10x39: Change of Heart (Jul 1, 2008)
- Episode 10x40: Only Believe (Jul 8, 2008)
- Episode 10x41: Crossing Borders (Jul 15, 2008)
- Episode 10x42: On the Brink (Jul 22, 2008)
- Episode 10x43: You Do It to Yourself (Jul 29, 2008)
- Episode 10x44: Eighteen and a Half (Aug 5, 2008)
- Episode 10x45: The Devil and the Deep Blue Sea (Aug 12, 2008)
- Episode 10x46: Hope, Faith and Charity (Aug 26, 2008)
- Episode 10x49: Separate Lives (Sep 16, 2008)
- Episode 10x50: Leave It to God (Sep 23, 2008)
- Episode 10x51: No Breaks on the Midnight Express (1) (Sep 30, 2008)
- Episode 10x52: No Breaks on the Midnight Express (Part 2) (Oct 1, 2008)
- Episode 11x01: Lazarus (Oct 21, 2008)
- Episode 11x02: Or I'll Never Fall in Love (Oct 28, 2008)
- Episode 11x03: Labour of Love (Nov 4, 2008)
- Episode 11x04: We Said Some Things (Nov 11, 2008)
- Episode 11x05: Cutting the Cord (Nov 18, 2008)
- Episode 11x06: The Weaker Sex (Nov 25, 2008)
- Episode 11x08: Sweet Bitter Love (Dec 9, 2008)
- Episode 11x09: This Be the Verse (Dec 16, 2008)
- Episode 11x10: Maria's Christmas Carol (Dec 23, 2008)
- Episode 11x11: Not in the Stars (Dec 30, 2008)
- Episode 11x12: No Word of Farewell (Jan 6, 2009)
- Episode 11x13: A Clean Slate (Jan 13, 2009)
- Episode 11x14: Just (Jan 20, 2009)
- Episode 11x15: Breaking News (Jan 27, 2009)
- Episode 11x16: Tough Love (Feb 3, 2009)
- Episode 11x17: Trust (Feb 10, 2009)
- Episode 11x18: Truth and Mercy (Feb 17, 2009)
- Episode 11x19: Take Her Breath Away (Feb 24, 2009)
- Episode 11x20: Exposures (Mar 3, 2009)
- Episode 11x21: Feet of Clay (Mar 10, 2009)
- Episode 11x22: Coming Back to Bite You (Mar 17, 2009)
- Episode 11x23: Breathe Deeply (Mar 24, 2009)
- Episode 11x24: Locked Away (Mar 31, 2009)
- Episode 11x25: Careful What You Wish For (Apr 7, 2009)
- Episode 11x26: Too Much to Ask (Apr 14, 2009)
- Episode 11x27: No Legacy So Rich (Apr 21, 2009)
- Episode 11x28: Running on Empty (Apr 28, 2009)
- Episode 11x29: Smoke and Mirrors (May 5, 2009)
- Episode 11x30: Mirror, Mirror (May 12, 2009)
- Episode 11x31: Seeing Other People (May 19, 2009)
- Episode 11x32: Just a Perfect Day (May 26, 2009)
- Episode 11x33: What Will Survive of Us (Jun 2, 2009)
- Episode 11x34: Proceed with Caution (Jun 9, 2009)
- Episode 11x35: The Honeymoon's Over (Jun 16, 2009)
- Episode 11x36: Attachments (Jun 23, 2009)
- Episode 11x37: Smoke Without Fire (Jun 30, 2009)
- Episode 11x38: Your Cheating Heart (Jul 7, 2009)
- Episode 11x39: Body Language (Jul 14, 2009)
- Episode 11x40: A Glass Half Full (Jul 21, 2009)
- Episode 11x41: Future Perfect (Jul 28, 2009)
- Episode 11x42: My Girl (Aug 4, 2009)
- Episode 11x43: These Arms of Mine (Aug 11, 2009)
- Episode 11x44: The Blind Side (Aug 18, 2009)
- Episode 11x45: Reformation (Aug 25, 2009)
- Episode 11x46: Faithful (Sep 1, 2009)
- Episode 11x47: Long Day's Night (Sep 8, 2009)
- Episode 11x48: Out of the Woods (Sep 15, 2009)
- Episode 11x49: Spin (Sep 22, 2009)
- Episode 11x50: The Cost of Loving (Sep 29, 2009)
- Episode 11x51: The Uncertainty Principle (Oct 6, 2009)
- Episode 11x52: The Spirit Dancing (Oct 13, 2009)
- Episode 12x01: The Hands That Rock the Cradle (1) (Oct 20, 2009)
- Episode 12x02: The Hands That Rock the Cradle (2) (Oct 21, 2009)
- Episode 12x03: Myself, Coming Back (Oct 27, 2009)
- Episode 12x04: The Professionals (Nov 3, 2009)
- Episode 12x05: Home Truths (Nov 10, 2009)
- Episode 12x06: To Have and to Hold (Nov 17, 2009)
- Episode 12x07: Break Away (Nov 24, 2009)
- Episode 12x08: And That's What Really Hurts (Dec 1, 2009)
- Episode 12x09: Now We Are Lonely (Dec 8, 2009)
- Episode 12x10: Too Close for Comfort (Dec 15, 2009)
- Episode 12x11: Stand by Me (Dec 22, 2009)
- Episode 12x12: Resolutions (Dec 29, 2009)
- Episode 12x13: Talk to Me (Jan 6, 2010)
- Episode 12x14: A Glorious Reunion (Jan 12, 2010)
- Episode 12x15: Stop All the Clocks (Jan 26, 2010)
- Episode 12x16: Promises (Jan 27, 2010)
- Episode 12x17: ...And the Devil Makes Three (Feb 3, 2010)
- Episode 12x18: Too Cold to Crash and Burn (Feb 9, 2010)
- Episode 12x19: Downstairs, Upstairs (2) (Feb 16, 2010)
- Episode 12x20: Together Alone (Feb 17, 2010)
- Episode 12x21: Amare (Feb 23, 2010)
- Episode 12x22: The Butterfly Effect (1) (Mar 2, 2010)
- Episode 12x23: The Butterfly Effect (2) (Mar 9, 2010)
- Episode 12x24: Faith No More (Mar 16, 2010)
- Episode 12x25: Tipping Point (Mar 23, 2010)
- Episode 12x26: Enemies Closer (Mar 30, 2010)
- Episode 12x27: For the Greater Good (Apr 6, 2010)
- Episode 12x28: Bette Davis Eyes (Apr 13, 2010)
- Episode 12x29: X-Y Factor (Apr 20, 2010)
- Episode 12x30: What Goes Around (Apr 27, 2010)
- Episode 12x31: Apply Some Pressure (May 4, 2010)
- Episode 12x32: Take No Prisoners (May 12, 2010)
- Episode 12x33: Time and Tide (1) (May 18, 2010)
- Episode 12x34: Time and Tide (2) (May 19, 2010)
- Episode 12x35: Brutally Frank (May 25, 2010)
- Episode 12x36: Taking Over (Jun 1, 2010)
- Episode 12x37: Cross My Heart (Jun 8, 2010)
- Episode 12x38: Thursday's Child (Jun 15, 2010)
- Episode 12x39: Fool's Gold (Jul 1, 2010)
- Episode 12x40: Swimming with Sharks (Jul 6, 2010)
- Episode 12x41: Secrets You Keep (Jul 13, 2010)
- Episode 12x42: All Cried Out (Jul 20, 2010)
- Episode 12x43: Two in Five Marriages (Jul 27, 2010)
- Episode 12x44: Dandelions (Aug 3, 2010)
- Episode 12x45: Man with No Name (Aug 10, 2010)
- Episode 12x46: Skipping a Beat (Aug 17, 2010)
- Episode 12x47: Transgressions (Aug 24, 2010)
- Episode 12x48: 'Til the Grave (Aug 25, 2010)
- Episode 12x49: The Last Day of Summer (Aug 31, 2010)
- Episode 12x50: Get Busy Living (Sep 7, 2010)
- Episode 12x51: A Failure to Communicate (Sep 14, 2010)
- Episode 12x52: Test Results (Sep 21, 2010)
- Episode 12x53: Long Night's Journey into Day (Sep 28, 2010)
- Episode 12x54: Revelations (Oct 5, 2010)
- Episode 12x55: Misfit Love (Oct 12, 2010)
- Episode 13x01: Shifts (Oct 19, 2010)
- Episode 13x02: The Short Straw (Oct 26, 2010)
- Episode 13x03: Tough, Love (Nov 2, 2010)
- Episode 13x04: Queen's Gambit (Nov 9, 2010)
- Episode 13x07: Future Shock (Nov 30, 2010)
- Episode 13x08: Losing Game (Dec 7, 2010)
- Episode 13x09: The Lying Kind (Dec 14, 2010)
- Episode 13x10: The Most Wonderful Time of the Year (Dec 21, 2010)
- Episode 13x12: Running the Gauntlet (Jan 4, 2011)
- Episode 13x13: China in Your Hands (Jan 11, 2011)
- Episode 13x14: My Hero (Jan 18, 2011)
- Episode 13x15: Don't Go Changing (Jan 25, 2011)