Michael McCarthy, director of music at Washington National Cathedral, announced the appointment of Stanley J. Thurston as artist-in-residence, an advisory role, effective Sept. 1. Thurston, a classically trained pianist, composer and arranger, joins Jeremy Filsell, already in that position. Thurston will continue as director of music ministries at historic Foundry United Methodist Church and as artistic director of the Heritage Signature Chorale and the Washington Performing Arts Society choirs.

Saturday, 8 a.m.-noon: Our Local Bounty farmers market is open for the season, offering locally grown fruits and vegetables. St. Thomas Episcopal Church, 14300 St. Thomas Church Rd., Upper Marlboro. 301-627-8469 or stthomascroom.org/­ourlocalbounty.

Saturday, 10 a.m.: Shiloh Baptist Church will hold its Community Health Festival, with free health tests and screenings offered by Howard University Hospital medical professionals. Children may take a pony ride, play in a Moon Bounce or take part in a video game competition. Adults are invited to test their skills at chess or checkers or compete in the “Shaw’s Got Talent” program. Food and drinks served. Shiloh Baptist Church, 1500 Ninth St. NW. Free. 202-232-4288 or www.shilohbaptist.org.

Saturday, 11 a.m.: Washington District Christian Education Ministry will lead a back-to-school prayer rally. Prayers will be offered for students, parents and educators. Also food, live music and more. Union Wesley AME Zion Church, 1860 Michigan Ave. NE. Free. 202-526-1244.

Saturday, 7 p.m.: A showing of “The Way,” an inspirational film starring Martin Sheen and Emilio Estevez. Child care with a child-appropriate film will be available. Snacks will be served. Holy Trinity Lutheran Church, 3022 Woodlawn Ave., Falls Church. Free. 703-532-6617 or www.htluther.org.

Saturday-Sunday, 8 p.m.: The Fat and Greasy Citizens Brigade performs Shakespeare’s “As You Like It” on the church lawn. Bring a blanket and a picnic. Grace Episcopal Church, 1041 Wisconsin Ave. NW. Free. 202-546-4141 or fgcitizens@gmail.com .

Sunday, 8:30-11:15 a.m.: Martha’s Table ministry helps feed area homeless men, women and families via McKenna’s Wagon, a soup kitchen. Volunteers can drop off sandwiches and fruit at Washington National Cathedral, Hearst Circle, adjacent to the Wisconsin Avenue parking garage entrance, Wisconsin and Massachusetts avenues NW. Free. 202-537-6200 or www.nationalcathedral.org or marthastable@cathedralcongregation.org .

Sunday, 10 a.m.: The Rev. Jeanette Salley, a United Church of Christ minister and recent missionary in Haiti, will preach at the worship service and then make a PowerPoint presentation about her time in Haiti. United Christian Parish, 11508 North Shore Dr., Reston. 703-620-3065.

Sunday, 2 p.m., and Thursday, 6:30 p.m.: Cathedral gargoyle tour. A docent shows slides of the building’s whimsical stone gargoyles and grotesques, followed by an outdoor tour. Bring binoculars and a camera. Meet at the Welcome Desk, adjacent to the underground parking elevators, Washington National Cathedral, Wisconsin and Massachusetts avenues NW. $10; age 12 and younger, $5. 202-537-6200 or www.nationalcathedral.org.

Sunday, 3 p.m.: A nonpartisan and racially diverse discussion of the 50th anniversary of Martin Luther King Jr.’s “I Have a Dream” speech and the 1963 March on Washington. Westminster Presbyterian Church, 400 I St. SW. Free. Reservations: Brenda Jones, 202-561-5126.

Sunday, 6 p.m.: Organist Adam Detzner performs. Basilica of the National Shrine of the Immaculate Conception, Crypt Church, 400 Michigan Ave. NE. Free-will offering. 202-526-8300, Ext. 120 or muslit@bnsic.org .

Most weekdays, 10:30 a.m. and 1:30 p.m.: Behind-the-scenes cathedral tour, for ages 11 and older. See gargoyles and stained-glass windows. Climb a lot of stairs to view the city from above. Bring a camera. Washington National Cathedral, Wisconsin and Massachusetts avenues NW. $15. 202-537-6200 or www.nationalcathedral.org .

Mondays through Aug. 26, 7 p.m.: “Painting the Stars: Science, Religion and an Evolving Faith,” a screening of a seven-session DVD program, with theologians and progressive thinkers. The discussion will celebrate the communion of science and faith and explore the promise of evolutionary Christian spirituality. Holy Trinity Lutheran Church, Rothenberg Hall, 3022 Woodlawn Ave., Falls Church. Free. 703-532-6617 or e-mail admin@htluther.org .

Tuesday, 12:10 p.m.: Classical pianist Agnes Wan performs works by J. S. Bach, Schumann and others. Church of the Epiphany, 1317 G St. NW. Suggested donation, $10. 202-347-2635, Ext. 20.

Tuesdays, 6:30-8:30 p.m.: Grief Care Ministry offers support after the loss of a loved one. Sessions continue through Oct. 29. Church of the Redeemer, 19425 Woodfield Rd., Gaithersburg. 301-926-0967. www.church-redeemer.org.

Wednesdays, noon: Bible study. Randall Memorial United Methodist Church, 1002 46th St. NE. 202-396-0375.

Wednesday, 4-5 p.m.: Club 45 invites rising fourth- and fifth-graders to hang out, play games and listen to a message from scripture. Led by summer intern Janie Hammaker. National Presbyterian Church, 4101 Nebraska Ave. NW. Free. 202-537-0800.

Wednesday, 7 p.m.: Bible study at St. Timothy’s Episcopal Church, 3601 Alabama Ave. SE. 202-582-7740.

Wednesday, 7:30 p.m.: Bible study at Wesley United Methodist Church, 5312 Connecticut Ave. NW. 202-966-5144 or www.wesleydc.org.

Thursday, 9 a.m.-5 p.m.: The Day of Non-Violence will be held in conjunction with the National Summit on Non-Violence in observance of the upcoming 50th anniversary of the 1963 March on Washington. The day begins with a youth summit followed by a national summit in the afternoon. Metropolitan AME Church, 1518 M St. NW. 202-997-0655.

Thursday, 11 a.m.-1 p.m.: A morning recess program for children to play and picnic. Flexible arrival and departure times. National Presbyterian Church, Youth House picnic tables. 4101 Nebraska Ave. NW. Free. 202-537-0800.

Thursdays, 7 p.m.: College students are invited to join a fellowship led by Quinn Fox, Craig Meek and Hilda Gore. The lives of the saints will be discussed. National Presbyterian Church, Youth House, 4101 Nebraska Ave. NW. Free. 202-537-0800.

Thursday, 7:30 p.m.: Bible study at St. Augustine’s Episcopal Church, the library, 600 M St. SW. Free. 202-554-3222 or www.staugustinesdc.org.

Thursday, 7:30 p.m.: “Music for a Shining Summer Night.” The Southwest Chamber Music Players will perform music by Mendelssohn, Brahms, Faure, Barber, Strauss and Schubert. St. Augustine’s Episcopal Church, Sixth Street and Maine Avenue SW. Admission free; donations gratefully appreciated. David Ehrlich, 202-484-6354.

Friday, 12:15-1 p.m.: Organist Charles Miller performs works by John Cook, Dietrich Buxtehude and Cesar Franck. 12:15-1 p.m., National City Christian Church, 5 Thomas Cir. NW. Free, donations welcome. 202-797-0103.

Friday, 7-9 p.m.: Bible study. Union Wesley AME Zion Church, 1860 Michigan Ave. NE. Free. 202-526-1244.

Friday, 7-9:30 p.m., and Saturday, 9 a.m.-4 p.m.: Family Life presents “The Art of Marriage,” a six-session video event. Lake Ridge Baptist Church, 12450 Clipper Dr., Woodbridge. $55, includes lunch Saturday. Register: www.lakeridgebaptist.com or mail check to the church. 703-583-6277 or 703-494-8413.

Friday, 8 p.m.: “The Pirates! Band of Misfits,” an animated adventure-comedy film.Bring a blanket or lawn chair and come in (optional) pirate garb. Metropolitan Memorial United Methodist Church, Parking Lot, 3401 Nebraska Ave. NW. Free. 202-363-4900 or www.nationalchurch.org.

Next Saturday 1-5 p.m.: “All You Can Eat,” a crab feast for all ages. Sponsored by St. John’s Episcopal Church – Broad Creek. Advance tickets only. Knights of Columbus Hall, 1633 Tucker Rd., Fort Washington. $50; ages 10-16, $35; age 9 and younger, free with a paying adult. 301-248-4290.

Next Saturday, 6:30 p.m.: Jazz saxophonist and composer Wayne Shorter performs in a smoke- and alcohol-free zone. Sweet and savory items available with complimentary coffee and tea. Bring a nonperishable food item or slightly used coat to help those in need. Wesley United Methodist Church, Fellowship Hall, 5312 Connecticut Ave NW. $10; seniors, $7; age 12 and younger, free. 202-966-5144 or info@wesleydc.org or www.wesleydc.org or www.instantseats.com.

— Compiled by Gerri Marmer

Send event name, dates, times, exact address, prices and a publishable telephone number at least one week before our Saturday publication day to Religion Events, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071; or e-mail rpevents@washpost.com.