Greg Zerkle  trained “on-the-job” as a director during 20 years as a professional actor by working with some of the best; Hal Prince, Susan Stroman, Susan H. Schulman, James Lapine, Tommy Tune, John Caird, John Jory, Jeff Calhoun, Christopher Renshaw, Mike Ockrent and Garry Marshall.

He directed THE SECRET GARDEN for the CLO of South Bay Cities and Bakersfield Music Theatre, GOOD IDEAS, BAD INTENTIONS at The Colony, conceived the benefit PHANTOM VOICES for THE PHANTOM OF THE OPERA national tour, and just created a one-whale show, THE WHALE AND JONAH. He’s an alum of the BMI Musical Theatre Workshop and member of the Lincoln Center Theatre Director's Lab West.

On Broadway he went INTO THE WOODS with Bernadette Peters, starred opposite Cyd Charisse in GRAND HOTEL, THE SECRET GARDEN, A CHRISTMAS CAROL w/ Tony Randall, and the pre-Bwy KISS OF THE SPIDER WOMAN. National Tour: LES MIZ, PHANTOM… and SHOW BOAT.
On film his acting doppelganger, Gregory North, is IN GOOD COMPANY, ZOMBIE PROM and Cameron Crowe’s upcoming ELIZABETHTOWN – On TV: ER, Frasier, The District, It's all Relative, Malcolm in the Middle, Ally McBeal, Judging Amy, Law & Order, and the animated ASTROBOY.

His 100+ appearances in regional theatre include; Actors Theatre of Louisville (Capt. Hook), The Kennedy Center, Buffalo Studio Arena, Fulton Opera House, North Shore Music Theatre, Sacramento Music Circus, and Kansas City Starlight (the Phantom). LA: REPRISE!, Falcon, Rubicon, Colony, Int'l City Theatre (Ovation Award CAUGHT IN THE NET)...
He holds an MFA from the U of Washington Professional Actor Training Program under Robert Hobbs and is married to actor Cynthia Marty.