Bay Street Theater’s new musical, “Double Helix,” scores big with smashing performances, a compelling heroine, a hummable score, and nimble direction.

HamptonsFilm has announced its SummerDocs series of award-winning documentaries and the return of outdoor screenings of cinema classics at Herrick Park and Main Beach.

Fashions by Kayla Lookinghorse, a Native American designer, and a new feature by Ginew Benton, a Native filmmaker, are two highlights of an afternoon of Indigenous fashion and art at LTV.

The Parrish Art Museum’s Landscape Pleasures event will feature lectures by three landscape architects on Saturday morning and self-guided tours of five gardens on Sunday.