USO Annual Halloween Concert. 7-8 p.m. and 9-10 p.m., Mandel Hall, 1131 E. 57th St., 773-702-8484, free (donations accepted at the door: $8 adults, $4 children). The University Symphony Orchestra performs Stravinsky, Franz Liszt and more.
Play. Hyde Park Community Players’ Fourth Annual Evening of Horror & Suspense: In the Old Time Radio Tradition, 8 p.m., Experimental Station, 6100 S. Blackstone Ave, hydeparkcommunityplayers.org, $10 advance, $12 at the door.
Film Screening and Musical Performance. “The Yellow Ticket.” 8 p.m., Logan Center, Performance Hall, 915 E. 60th St., 773-702-8596, free. A screening of Pola Negri’s 1918 film with performances of an original score by violinist Alicia Svigals and pianist Marilyn Lerner. Followed by a discussion with Svigals and Tom Gunning, of the U. of C. R.S.V.P. at ticketsweb.uchicago.edu/shows/the%20yellow%20ticket/info.
Hyde Park Community Players’ Fourth Annual Evening of Horror & Suspense: In the Old Time Radio Tradition, 8 p.m., Experimental Station, 6100 S. Blackstone Ave. Classic stories by Ray Bradbury, H.P. Lovecraft, Edgar Allen Poe & others; live sound effects & original music. A cider & cookies reception follows. Tickets $10 in advance; $12 at the door. Advance tickets are available at: 57th St Books, 57th & Kimbark; What the Traveler Saw, in the Hyde Park Shopping Center, and hydeparkcommunityplayers.org
Lecture. 10:30 a.m., “Legal Issues in Art Museum: Antiquities to Contemporary Art.” Temple KAM Isaiah Israel, 1100 E. Hyde Park Blvd., 773-924-1234, free. Julie Getzels, executive vice president of the Art Institute of Chicago, presents.
Roman Catholic Mass. 11 a.m.-noon, 5-6 p.m. and 9-10 p.m., Calvert House, 5735 S. University Ave., 773-702-2011, uofccatholic.com.
Sunday at Rockefeller. 11 a.m.-12:15 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free. Communion with music from the Rockefeller Chapel Choir.
Holy Communion Service. 6-7 p.m., Bond Chapel 1050 E. 59th St., 773-702-2100, free. For more information contact Robert Kinney by calling 773-771-0771 or sending an e-mail to email@example.com.
Concert. Sunday Night Jazz. 7:30-11:30 p.m., Room 43, 1043 E. 43rd St., $10 adults, $5 for university students. A Hyde Park Jazz Society event. Saxophonist Diane “L’il Sax” Ellis performs.
Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., firstname.lastname@example.org, classes are $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass. This class is intended for children 0-4 and their caregivers or parents to get together on a regular basis to learn, play and benefit from one another’s company.
Tot Lot and Outdoor Playground. 9 a.m.-1 p.m., Hyde Park Neighborhood Club,
5480 S. Kenwood Ave., 773-643-4062, hpnclub.org, $9 drop-in, $45 for a
10-session pass or $65 for a monthly pass.
Community Yoga with Chaturanga Seeds: Beginner Level. 10-11 a.m., Arts Incubator, 301 E. Garfield Blvd., 773-702-9724. Instructor Mela Woods teaches yoga.
Play. “Mercy Killers.” 6-9 p.m., International House, Assembly Hall, 1414 E. 59th St., 917-882-9457, mercykillerstheplay.com. An award winning play by Michael Milligan about health care in America. Followed by a panel discussion with Milligan, health professionals and activists.
Fantasy and Science Fiction Book Club. 6:30 p.m., Blackstone Library, 4904 S. Lake Park Ave., 312-747-0511. Participants will discuss Terry Pratchett’s “Unseen Academicals.”