A founding member and former artistic director of Atlantic, Clark has acted and directed numerous productions with the company. His performances include Boys’ Life at Lincoln Center, Mojo, The Night Heron, Sexual Perversity in Chicago, and many others. Other NY stage credits include Aaron Sorkin’s A Few Good Men on Broadway, Unidentified Human Remains (Orphuem) and A. R. Gurney’s The Old Boy (Playwrights’ Horizons)
He has worked extensively in film and television. Film acting work includes Thor, Mr. Popper’s Penguins, Iron Man, Iron Man 2, 500 Days of Summer, Choke, In the Land of Women, In Good Company, Spartan, State and Main, Lovely and Amazing, The Human Stain, 11:14, Hoot, We Were Soldiers, One Hour Photo, and Magnolia. He played the role of Hank/Henrietta in Tod Williams’ debut feature The Adventures of Sebastian Cole, for which he received an Independent Spirit Award nomination.
A true hyphenate, Gregg’s screenwriting debut, What Lies Beneath (Dreamworks) starred Harrison Ford and Michelle Pfeiffer and was directed by Robert Zemeckis. His feature film directing debut, Choke, which he adapted from the novel by Chuck Palahniuk, starred Sam Rockwell and Anjelica Huston. It premiered at the 2008 Sundance Film Festival, was awarded a Special Jury Prize and was released by Fox Searchlight.
In addition, Clark has directed a number of plays including Kevin Heelan’s Distant Fires, which was nominated for Drama Desk and Outer Critics Circle awards in NY and moved to the Circle-in-the-Square downtown for an extended run. His Los Angeles production, starring Samuel L. Jackson, won three L.A. Weekly awards including Best Direction, Best Ensemble and Best Play and was nominated for four Ovation Awards including Best Director. He also directed the acclaimed 1998 Atlantic revival of David Mamet’s Edmond, and created, co-wrote and directed the Los Angeles serialized play, The Big Empty.