RED (Guild Hall's John Drew Theater, 158 Main St., East Hampton, through June 8). The 2010 Tony winner for best play plumbs the creative mind of Abstract Expressionist Mark Rothko as seen through the window of his biggest commission -- "The Seagrams Murals" for The Four Seasons restaurant. As directed by Stephen Hamilton, the show's seating is onstage with the actors. 631-324-4500, guildhall.org.
42ND STREET (Gateway Playhouse, 215 South Country Rd., Bellport, through June 8). A Gateway favorite break-a-leg musical -- this being its fourth staging since 1989 -- taps to the revised choreography of the 2001 Broadway revival. Randy Skinner, who created the new dance steps, directs at Gateway. 631-286-1133, gatewayplayhouse.com.
CONVICTION (Bay Street Theatre, Long Wharf, Sag Harbor, Tuesday-June 15). A world premiere and Bay Street artistic chief Scott Schwartz's directorial debut in his new job: The drama by Carey Crim tells the story of a charismatic teacher, colleague, neighbor and husband accused by a student of sexually inappropriate behavior. Here, the word "conviction" has multiple meanings. 631-725-9500, baystreet.org.
MASTER CLASS (Theatre Three, 412 Main St., Port Jefferson, June 7-28). Terrence McNally's 1996 Tony Award winner for best play focuses on singer Maria Callas, who, while teaching opera students, reveals the personal sacrifices demanded by a commitment to art. Jeffrey Sanzel directs Marci Bing as the diva. 631-928-9100, theatrethree.com.
TRAVESTIES (Bay Street Theatre, Sag Harbor, June 24- July 20). Tom Stoppard's brainy tour de force taking place in 1917 and 1979 fantasizes comically about one man's encounter with Oscar Wilde, James Joyce and Vladimir Lenin, among others. It stars Richard Kind (TV's "Mad About You," "Spin City"), last seen at Bay Street in "Enter Laughing: The Musical." 631-725-9500, baystreet.org.
DISNEY'S MARY POPPINS (Gateway Playhouse at the Patchogue Theatre, 71 E. Main St., July 2-19). It's the Long Island premiere of the hit Broadway musical based on the classic flying-nanny movie. Gateway promises to make her airborne in Patchogue. 631-286-1133, gatewayplayhouse.com.
CLEVER LITTLE LIES (Guild Hall's John Drew Theater, 158 Main St., East Hampton, July 16- Aug. 3). Mother always knows. Or does she? Bill Jr. is not quite himself lately. A surprise visit exposes secrets and fibs about a confidence shared between father and son. Marlo Thomas stars as Mom. 631-324-4500, guildhall.org.
DEATHTRAP (John W. Engeman Theater at Northport, July24-Sept. 7). Ira Levin's 1978 comic thriller will keep you guessing about who's about to murder whom. Streaming the movie in advance will spoil the fun. 631-261-2900, engemantheater.com.
MY LIFE IS A MUSICAL (Bay Street Theatre, Sag Harbor, July29-Aug. 31). It's the ultimate insult for a guy who hates musicals. He wakes up one morning to find that everyone around him speaks in song while nature supplies the accompaniment. And no one else realizes this is happening. A world premiere. 631-725-9500, baystreet.org.
THE ADDAMS FAMILY (Gateway Playhouse, 215 South Country Rd., Bellport, Aug. 27-Sept. 13). Director Keith Andrews says he sees the musical as being inspired by Charles Addams' cartoons rather than the TV series or movies. But you'll recognize each twisted Addams character, he says. 631-286-1133, gatewayplayhouse.com.
GOD OF CARNAGE (Hampton Theatre Company at Quogue Community Center, 125 Jessup Ave., through June 8). Two-time Tony Award winner Yasmina Reza's domestic kerfuffle: One kid beats up another, and parents try to handle it like civilized adults. Good luck with that. 631-653-8955, hamptontheatre.org.
PLAZA SUITE (John W. Engeman Theater at Northport, 250 Main St., Thursday-July 13). Three romantic tales play out consecutively in the same swanky midtown hotel suite. Happy, sad, ridiculous -- in no particular order. 631-261-2900, engemantheater.com.
SPRING AWAKENING (CM Performing Arts Center, 93 Montauk Hwy., Oakdale, Friday-June 15). Don't believe in sex education? This cautionary tale from the 19th century set to rollicking rock and roll won the 2007 Tony for best musical. 631-218-2810, cmpac.com.
SMOKEY JOE'S CAFE (Gateway Playhouse, 215 South Country Rd., Bellport, June 11-28). Grammy-winning revue of songs by Jerry Lieber and Mike Stoller, who wrote hits for Elvis, The Drifters and The Coasters. Two crooners who sang with the original Coasters join the cast. 631-286-1133, gatewayplayhouse.com.
RUTHLESS: THE MUSICAL (BroadHollow's Studio Theatre, 141 S. Wellwood Ave., Lindenhurst, June 28-July 26). Call it "Forever Broadway Jr." -- a ruthless (Where's Ruth?) send-up of Broadway and Off-Broadway brats, from "Gypsy" to "The Bad Seed." 631-226-8400, broadhollow.org.
PETER PAN (Smithtown Center for the Performing Arts, 2 E. Main St., June 28-Aug. 24). Company founder-director Ken Washington promises a highflying Peter Pan -- and the theater's ceiling is high enough he may need to test for vertigo during auditions. 631-724-3700, smithtownpac.org.
SOUTH PACIFIC (Gateway Playhouse at the Patchogue Theatre, 71 E. Main St., July 23-Aug. 9). The Rodgers and Hammerstein classic is more popular than ever, thanks to the 2008 Broadway revival. 631-286-1133, gatewayplayhouse.com.
ELEPHANT MAN (BroadHollow's Studio Theatre, 141 S. Wellwood Ave., Lindenhurst, Aug. 9-30). You're required to use your imagination to picture the horrible deformity at the heart of this 1979 drama based on a true story. In the right hands, playing hideous pays off. 631-226-8400, broadhollow.org.
LEGENDS IN CONCERT (Gateway Playhouse at the Patchogue Theatre, 71 E. Main St., Aug. 13-17). Back for a second go-round with Michael Jackson, Elton John, Madonna, Michael Bublé, Celine Dion and Donna Summer impersonators. 631-286-1133, gatewayplayhouse.com.
YOUNG FRANKENSTEIN, LITTLE SHOP OF HORRORS and A MIDSUMMER NIGHT'S DREAM Mock horror and fantasy top the outdoor picks this summer. Plaza Theatrical brings Mel Brooks' monster musical to East Rockaway's Hewlett Point Park on July 10; Huntington's Heckscher Park, July 12; Glen Cove's Morgan Park, July 13; and East Meadow's Eisenhower Park, July 18. BroadHollow nurtures the carnivorous Audrey II for a musical romp in Huntington on Aug. 2. Meanwhile, Arena Players presents our favorite Shakespeare fairy tale in Vanderbilt Mansion's cobblestoned courtyard in Centerport, July 2-Aug. 24. 516-599-6870, plazatheatrical.com; 631-581-2700, broadhollow.org; 516-293-0674, arenaplayers.org