We don't have a biography for Mack Gerhardt yet. Hang in there, or go ahead and contribute one.
Appearances
The Unit
Main cast, played by Max Martini
- Episode 1x01: First Responders (Mar 7, 2006)
- Episode 1x02: Stress (Mar 14, 2006)
- Episode 1x03: 200th Hour (Mar 21, 2006)
- Episode 1x04: True Believers (Mar 28, 2006)
- Episode 1x05: Non Permissive Environment (Apr 4, 2006)
- Episode 1x06: Security (Apr 11, 2006)
- Episode 1x07: Dedication (Apr 18, 2006)
- Episode 1x08: SERE (Apr 25, 2006)
- Episode 1x09: Eating the Young (May 2, 2006)
- Episode 1x11: Exposure (May 9, 2006)
- Episode 1x13: The Wall (May 16, 2006)
- Episode 2x01: Change of Station (Sep 19, 2006)
- Episode 2x02: Extreme Rendition (Sep 26, 2006)
- Episode 2x03: The Kill Zone (Oct 3, 2006)
- Episode 2x04: Manhunt (Oct 10, 2006)
- Episode 2x05: Force Majeure (Oct 17, 2006)
- Episode 2x06: Old Home Week (Oct 31, 2006)
- Episode 2x07: Off the Meter (Nov 7, 2006)
- Episode 2x08: Natural Selection (Nov 14, 2006)
- Episode 2x09: Report by Exception (Nov 21, 2006)
- Episode 2x10: Bait (Nov 28, 2006)
- Episode 2x11: Silver Star (Dec 12, 2006)
- Episode 2x12: The Broom Cupboard (Jan 16, 2007)
- Episode 2x13: Sub-Conscious (Feb 6, 2007)
- Episode 2x14: Johnny B. Good (Feb 6, 2007)
- Episode 2x15: The Water is Wide (Feb 13, 2007)
- Episode 2x16: Games of Chance (Feb 20, 2007)
- Episode 2x17: Dark of the Moon (Feb 27, 2007)
- Episode 2x18: Two Coins (Mar 20, 2007)
- Episode 2x19: Outsiders (Apr 3, 2007)
- Episode 2x20: In Loco Parentis (Apr 10, 2007)
- Episode 2x21: Bedfellows (Apr 24, 2007)
- Episode 2x22: Freefall (May 1, 2007)
- Episode 2x23: Paradise Lost (May 8, 2007)
- Episode 3x01: Pandemonium, Part 1 (Sep 25, 2007)
- Episode 3x02: Pandemonium, Part 2 (Oct 2, 2007)
- Episode 3x03: Always Kiss Them Goodbye (Oct 9, 2007)
- Episode 3x04: Every Step You Take (Oct 16, 2007)
- Episode 3x05: Inside Out (Oct 23, 2007)
- Episode 3x06: M.Ps (Oct 30, 2007)
- Episode 3x07: Five Brothers (Nov 6, 2007)
- Episode 3x08: Play 16 (Nov 13, 2007)
- Episode 3x09: Binary Explosion (Nov 20, 2007)
- Episode 3x10: Gone Missing (Nov 27, 2007)
- Episode 3x11: Side Angle Slide (Dec 18, 2007)
- Episode 4x01: Sacrifice (Sep 28, 2008)
- Episode 4x02: Sudden Flight (Oct 5, 2008)
- Episode 4x03: Sex Trade (Oct 12, 2008)
- Episode 4x04: The Conduit (Oct 19, 2008)
- Episode 4x05: Dancing Lessons (Oct 26, 2008)
- Episode 4x06: Inquisition (Nov 2, 2008)
- Episode 4x07: Into Hell, Part 1 (Nov 9, 2008)
- Episode 4x08: Into Hell, Part 2 (Nov 16, 2008)
- Episode 4x09: Shadow Riders (Nov 23, 2008)
- Episode 4x10: Mislead and Misguided (Nov 30, 2008)
- Episode 4x11: Switchblade (Dec 21, 2008)
- Episode 4x12: Bad Beat (Jan 4, 2009)
- Episode 4x13: The Spear of Destiny (Jan 11, 2009)
- Episode 4x14: The Last Nazi (Feb 15, 2009)
- Episode 4x15: Hero (Mar 8, 2009)
- Episode 4x16: Hill 60 (Mar 15, 2009)
- Episode 4x17: Flesh & Blood (Mar 22, 2009)
- Episode 4x18: Best Laid Plans (Mar 29, 2009)
- Episode 4x19: Whiplash (Apr 12, 2009)
- Episode 4x20: Chaos Theory (Apr 26, 2009)
- Episode 4x21: Endgame (May 3, 2009)
- Episode 4x22: Unknown Soldier (May 10, 2009)