TO DO TODAY
— 8 p.m., Katharine Hepburn Cultural Arts Center, 300 Main St., Old Saybrook; $65; 1-877503-1286.
— 2 and 7:30 p.m., Ivoryton Playhouse, 103 Main St.; $50 adults, $45 seniors, $22 students, $17 children; (860) 767-7318.
— 10:30 a.m., Ledyard Senior Center, 12 Van Tassell Drive, Gales Ferry; “The Zookeeper’s Wife” by Diane Ackerman; sponsored by Ledyard Libraries; free; (860) 464-6943.
— noon, Three Rivers Community College, 574 New London Turnpike, Norwich; presentation by Robert Spector of the U.S. Attorney’s Heroin Education Action Team as part of a series on the opioid crisis; free; (860) 215-9256.
— 1 p.m., Ledyard Senior Center, 12 Van Tassell Drive, Gales Ferry; Ledyard Libraries’ knit and crochet group; free; (860) 464-6943.
— 1 p.m., Raymond Library, 832 Raymond Hill Road, Oakdale; free; (860) 848-9943.
— 4 p.m., Public Library of New London, 63 Huntington St.; free; (860) 447-1411.
— 5 p.m., Otis Library, 261 Main St., Norwich; free; (860) 889-2365.
— 5:30 p.m., Cragin Memorial Library, 8 Linwood Ave., Colchester; “The Shape of Water”; free; (860) 537-5752.
— 6 p.m., Three Rivers Community College, 574 New London Turnpike, Norwich; GMO presentation by UConn professor Gerald Berkowitz; free; (860) 215-9443.
— 6:15 p.m., Garde Arts Gallery, 311 State St., New London; presentations by students in the Groton Parks and Recreation writing classes; free; (860) 444-8711.
— 6:30 p.m., call for location; for women of all ages; walk-ins encouraged; free; (860) 767-8540 or (860) 434-8183.
— 7 p.m., Bill Library, 718 Colonel Ledyard Highway, Ledyard; free and open to the public; (860) 464-9912.
— 7 p.m., Mohegan Sun Cabaret Theater; book talk and signing with George, author of “The Punishment She Deserves”; sponsored by Bank Square Books; $5; (860) 536-3795.
— 7:30 p.m., Garde Arts Center, 325 State St., New London; screening of “Searching for Sugarman”; $11; (860) 4447373.
— 10 a.m., Groton Public Library, 52 Newtown Road; music program for all ages with a caregiver; free; (860) 441-6750.
— 10:30 a.m., Stonington Free Library, 20 High St.; for ages 2-6; free; (860) 535-0658.
— 4 p.m., Public Library of New London, 63 Huntington St.; snacks and activities for grades K-2; free; (860) 447-1411.
— 5-7 p.m., Cragin Memorial Library, 8 Linwood Ave., Colchester; free; (860) 537-5752.