EVENING HALLOWEEN STORY TIME -- Stories, songs and activities at Calvert libraries. Costumes are welcome. Free.

* 7 p.m. Thursday. Fairview Branch library, 8120 Southern Maryland Blvd., Owings. 410-257-2101.

* 6:30 p.m. Thursday. Southern Branch library, 20 Appeal Lane, Lusby. 410-326-5289.

* 7 p.m. Thursday. Twin Beaches Branch library, 3819 Harbor Rd., Chesapeake Beach. 410-257-2411.

HALLOWEEN MOVIE -- 6:30-9 p.m. Friday. A screening of "The Ring." Prince Frederick library, 30 Duke St., Prince Frederick. Free. 410-535-0291.

HAUNTED STAGE -- 5-7 p.m. Friday. Children 12 and younger enter a spooky stage where theater spirits lurk. College of Southern Maryland, La Plata campus, Fine Arts Center Theatre, 8730 Mitchell Rd., La Plata. $2. 301-934-7828, 301-870-3008, Ext. 7828, or www.csmd.edu/finearts.

HALLOWEEN TRAIL RIDE -- Registration, 9:30 a.m. next Sunday; ride begins at 11 a.m. A horseback trail ride through Greenwell State Park to support the Greenwell Foundation's Therapeutic Riding Program. There also will be a tack sale, and holiday treats will be available. Greenwell State Park, 25420 Rosedale Manor Lane, Hollywood. $20. 301-373-5333 or www.greenwellfoundation.org.

"THE LEGEND OF SLEEPY HOLLOW" -- 7-9 p.m. Saturday and next Sunday. The Chesapeake Theatre Company will perform Washington Irving's tale of Ichabod Crane and the Headless Horseman. King's Landing Park, 3255 King's Landing Rd., Huntingtown. Non-member adults, $5; non-member students and seniors and adult Battle Creek Nature Education Society members, $3; student and senior Battle Creek Nature Education Society members, $1. 410-535-5327.

THE SPIRITS OF POINT LOOKOUT -- 7 p.m. Friday and Saturday. Tours will leave every six minutes through the park, with music performances, presentations about the park's spirits, children's games and reenactments. Point Lookout State Park, 11175 Point Lookout Rd., Scotland. $10 for ages 7 and older. For reservations, call 888-316-5679. www.stmaryskiwanis.org.

HAUNTING HAPPY HALLOWEEN PARTY -- Stories, songs and activities, including trick-or-treating through the library. Open to all ages. Free. Registration required.

* 10 a.m. Saturday. Charlotte Hall library, 37600 New Market Rd., Charlotte Hall. 301-884-2211.

* 1:30 p.m. Saturday. Leonardtown library, 23250 Hollywood Rd., Leonardtown. 301-475-2846.

* 6 p.m. Oct. 31. Lexington Park library, 21677 FDR Blvd., Lexington Park. 301-863-8188.

MORGUE MANOR HAUNTED HOUSE -- 7:30-10:30 p.m. Wednesday through next Sunday. A haunted house fundraiser for the Deale firehouse. Weather permitting, food and refreshments will be served at the firehouse. $8. Parking and shuttle service will be at the Deale Volunteer Fire Department, 6007 Drum Point Rd., Deale. 410-867-9374.

TALES FOR A HAUNTED TRAIL -- 11 a.m.-4 p.m. Saturday. Members of community organizations and businesses will don costumes and hand out candy along the wooded pathway. Art activities, such as pumpkin-painting, will be provided. Annmarie Garden, 13480 Dowell Rd., Solomons. $1 suggested donation to benefit the Calvert County Food Basket Program. 410-326-4640. www.annmariegarden.org.

TRICK-OR-TREAT ON THE SQUARE -- 1-4 p.m. Saturday. Scarecrow-making from 1 to 3 p.m., followed by trick-or-treating on the town square with merchants from 3 to 4 p.m. Washington Street, Leonardtown. Free. 301-475-9791. www.somd.com/leonardtown.

A GATHERING OF GHOULS AND GOODIES -- 1-6 p.m. next Sunday. Children 12 and younger can take part in a costume contest, craft-making, pumpkin- and cookie-decorating and trick-or-treating. No masks or toy weapons allowed. Costume contest is open to the first 100 entrants. St. Charles Towne Center, 11110 Mall Cir., Waldorf. 301-870-6996.

HALLOWEEN PARADE -- Registration, 1 p.m. next Sunday; parade begins at 2 p.m. Sponsored by the Optimist Club of Calvert. Trophies will be given to participants in five age groups: up to 23 months, 2-3 years, 4-6 years, 7-9 years, 10-12 years, and 13 years and older. Refreshments to be served. Calvert County Fairgrounds, Route 231, Barstow. Free. 410-586-2157.

HALLOWEEN COSTUME PARTY -- 7-10 p.m. Friday. Held by the Hollywood Teen Club, with indoor and outdoor games. Participants receive a goody bag. Children younger than 5 must be accompanied by someone older than 12. Hollywood Recreation Center, 24400 Mervell Dean Rd., Hollywood. Free. 301-373-5410. www.co.saintmarys.md.us/recreate/teenctr/hollywood.asp.

MONSTER MASH CRUISE -- 4:30-5:30 p.m. Oct. 31. A family cruise aboard the Wm. B. Tennison, with a costume contest. The ship will depart from the Calvert Marine Museum, 14150 Solomons Island Rd., Solomons. $7; children 5-12, $4; children 4 and younger, $2. To register, call 410-326-2042, Ext. 41.

CREEPY OPEN MIC -- 7 p.m. Thurday. Costumed performers of scary storytelling, poetry and music can take the stage. Prince Frederick Branch library, 30 Duke St., Prince Frederick. Time slots are limited to five minutes. Free. To register, call 410-535-0291 or 301-855-1862.

HALLOWEEN CONCERT -- 8 p.m. Saturday. The St. Mary's College Orchestra and soprano Katherine Wessinger will perform David Del Tredici's "Dracula," music from the 1935 film "The Bride of Frankenstein" and other horror-themed works. The audience is invited to dress in costume. St. Mary's College of Maryland, Campus Center Terrace, 18952 E. Fisher Rd., St. Mary's City. Free. 240-895-4381.

James Wood receives candy from Christina Hailman during Trick or Treat on the Square in Leonardtown last year. The event will be held Saturday.