Born and raised in Massachusetts, Jack received his BFA from The Boston Conservatory. He began his career on stage in the national tour of the musical CATS. He made his Broadway debut in the original company of JEROME ROBBINS BROADWAY, played Mark in A CHORUS LINE, and opposite John Lithgow in SWEET SMELL OF SUCCESS. In addition to his New York stage work, he received the Los Angeles Drama Critics prize and a Drama-Logue Award as Best Actor for his starring role as Alan Strang in the Los Angeles production of EQUUS. He stared as Pip in the Utah Shake's production of GREAT EXPECTATIONS as well as Mr. Charles Bingley, in PRIDE & PREJUDICE.In January of 2017 he guest stared on "Shades Of Blue" opposite Ray Liotta, and is currently shooting the independent feature "Band Night". Jack played Alan deShields in the Lifetime miniseries "Marilyn". He played Bobby Kennedy in NatGeo's highest rated film, "Killing Kennedy" opposite Rob Lowe and Ginnifer Goodwin. He has completed the features"10,000 Miles", "Julia" "Needlestick" and "Tio Papi". He played "Mordred" in CAMELOT opposite Nathan Gunn at The Glimmerglass Festival, and recently shot the web pilot, IN PLAIN VIEW. He received rave reviews as Elliot in "Two Point Oh" Jeff Jackson's new play off Broadway at 59E59th St. in NYC, as well as narrating the Christopher Wheeldon Ballet, "Carnival Of The Animals" for NYCB.In the motion picture arena, he has worked with Jonathan Mostow five times, most recently in the Bruce Willis action thriller "The Surrogates", as well as, "Breakdown," "U-571," the FOX Network's pilot "Them" and his cameo in "Terminator 3: Rise of the Machines". Jack's other feature film credits include the independent favorites, "Pretty Ugly People" and "Phat Girlz," as well as, "Undercover Brother," "Poster Boy," "Unconditional Love," "Event Horizon," "The Brady Bunch Movie," "Barb Wire," "Trigger Effect," "Cecil B. DeMented," "Alive" and "Encino Man," his movie debut.On television: the Hallmark-Hall-Of-Fame western "Aces 'N Eights" "ELVIS" opposite Jonathan Rhys Meyers, played Sissy Spacek's son in "A Place For Annie," and Anne Bancroft's obsession in "Mrs. Cage." Other television credits include: "Shades Of Blue" "CSI," "The District," "Law & Order," "Law & Order: SVU," "Crossing Jordan" and "Judging Amy" (four episodes). He also has the distinction of being the series lead on MTV's first scripted series, "Dead At 21."In March of 2016, Jack produced "Arrabal" at the Bi-Annual Ibero American Theatre Festival in Bogota, Colombia. "Arrabal" begins rehearsals in Cambridge, Ma at American Repertory Theatre on April 3rd, 2017. It opens on May 12th and runs thru June 18th. He previously optioned and produced "Peter & I" by Matte O'Brien and Matt Vinson. Jack created, directed and produced three benefits under the Voices For Change banner at Ars Nova, for John Kerry's presidential campaign.