Howard Grigsby

The Rookie: Feds (2022)

Show crew as Co-Executive Producer

Rebel (2021)

Show crew as Producer

Krypton (2018)

Show crew as Co-Executive Producer (9 episodes)

Episode 1x10: The Phantom Zone (May 23, 2018)
Episode 1x08: Savage Night (May 9, 2018)
Episode 1x07: Transformation (May 2, 2018)
Episode 1x06: Civil Wars (Apr 25, 2018)
Episode 1x05: House of Zod (Apr 18, 2018)
Episode 1x04: The Word of Rao (Apr 11, 2018)
Episode 1x03: The Rankless Initiative (Apr 4, 2018)
Episode 1x02: House of El (Mar 28, 2018)
Episode 1x01: Pilot (Mar 21, 2018)
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Good Girls (2018)

Show crew as Producer

Castle (2009)

Show crew as Producer (24 episodes)

Episode 8x22: Crossfire (May 16, 2016)
Episode 8x21: Hell to Pay (May 9, 2016)
Episode 8x20: Much Ado About Murder (May 2, 2016)
Episode 8x19: Dead Again (Apr 25, 2016)
Episode 8x18: Backstabber (Apr 18, 2016)
Episode 8x17: Death Wish (Apr 11, 2016)
Episode 8x16: Heartbreaker (Apr 4, 2016)
Episode 8x15: Fidelis Ad Mortem (Mar 21, 2016)
Episode 8x14: The G.D.S. (Mar 7, 2016)
Episode 8x13: And Justice for All (Feb 29, 2016)
Episode 8x12: The Blame Game (Feb 22, 2016)
Episode 8x11: Dead Red (Feb 15, 2016)
Episode 8x10: Witness for the Prosecution (Feb 14, 2016)
Episode 8x09: Tone Death (Feb 8, 2016)
Episode 8x08: Mr. & Mrs. Castle (Nov 23, 2015)
Episode 8x07: The Last Seduction (Nov 16, 2015)
Episode 8x06: Cool Boys (Nov 9, 2015)
Episode 8x05: The Nose (Oct 19, 2015)
Episode 8x04: What Lies Beneath... (Oct 12, 2015)
Episode 8x03: PhDead (Oct 5, 2015)
Episode 8x02: XX (Sep 28, 2015)
Episode 8x01: XY (Sep 21, 2015)
Episode 1x02: Nanny McDead (Mar 16, 2009)
Episode 1x01: Flowers for Your Grave (Mar 9, 2009)
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Veronica Mars (2004)

Show crew as Producer

Las Vegas (2003)

Show crew as Producer

Space: Above and Beyond (1995)

Episode crew as Writer

Baywatch (1989)

Show crew as Co-Executive Producer (3 episodes)

Show crew as Producer (2 episodes)

Episode crew as Writer