SPORTS: The San Francisco ShEvil Dead duke it out with the Richmond Wrecking Belles at the B.ay A.rea D.erby Girls' Duel on the Docks, a full contact, all female, flat-track roller derby league.

6:30 p.m. // Herbst Pavilion at Fort Mason (Buchanan St at Marina Blvd) // $12-15, kids under 5 free

FILM: The San Francisco Jewish Film Festival and the San Francisco Neighborhood Theater Foundation’s Film Night in the Park present Woody Allen's Manhattan, which is celebrating its 30th anniversary. Bring a blanket and a picnic but no chairs. (A cushion would also probably be a good idea on that concrete.)

8 p.m. // Union Square (Post St at Sutter) // free

SCIENCE: The San Francisco Amateur Astronomers host the monthly City Public Star Party with a public lecture on astronomy and then a viewing.

8:30 p.m. // Lands End (El Camino del Mar and Seal Rock Drive) // free