Sunset Halloween Costume Boat Party Pier 3, SF; www.tinyurl.com/sunsetcostume. 5-11pm, $20. Tech-house superstars Lee Curtis, Thugfucker, and Pillowtalk headline this wild annual blast on the bay from the gore-ious Sunset rave crew.
Supernatural Beatbox, 214 11th St., SF; www.beatboxsf.com. 10pm-4am, $5–$10. Late night Sunday dancing at an otherworldly techno costume party, with DJs Jason Kendig, P-Play, Brian Bejarano, Jeniluv, Mozaic, more.
Bob Saggeth Amnesia, 853 Valencia, SF; www.amnesiathebar.com. Also Wed/31, 10pm, $7–$10. The world's best female-led, San Francisco-based Black Sabbath cover band plays this two-day Halloween bash.
The Cabinet of Dr. Caligari Davies Symphony Hall, 201 Van Ness, SF; www.sfsymphony.org. Tue/30, 7pm. $20-50. Organist Cameron Carpenter provides live, improvised accompaniment to a screening of Robert Wiene's 1920 silent chiller, plus 1912 stop-motion short "Camera Man's Revenge."
Halloween Balboa Theatre, 3630 Balboa, SF; www.cinemasf.com. Also Oct 31, 10pm. $7.50-10. John Carpenter's groundbreaking 1978 slasher is presented in a new HD transfer, accompanied by a new documentary: You Can't Kill the Boogeyman: 35 Years of Halloween.
Astrozombies Hemlock Tavern, 1131 Polk Street, SF; www.hemlocktavern.com. 8:30pm, $7. Astrozombies will pay tribute to everyone's favorite Halloween cover act, the Misfits, hopefully in devil-locks.
Blasthaus Halloween Mezzanine, 444 jessie, SF; www.blasthaus.com. 9pm, $12–$15. The party promotions powerhouse packs a punch with this party: Headliners Etienne de Crécy and Sinden blast French house and UK Bass — you'll be bouncing off the walls.
Booty Call Halloween QBar, 456 Castro, SF; www.bootycallwednesdays.com. 9pm, $5. Who knows if the Castro will be crazy this year, but it'll be nuts up in this too-cute weekly queer party. $100-prize costume contest, electro-pop DJ Guy Ruben, photos in the back room, lots of sexy.
Glitter Wizard, Twin Steps, Meat Market, the Parmesans, and DJ Dahmer Thee Parkside, 1600 17th St., SF; www.theeparkside.com. 8pm, $8. The local bands will be portraying the Seeds, the Cramps, G.G. and the Jabbers, and the Kinks, respectively.
Green Gorilla Halloween Anniversary Bash Monarch, 101 Sixth St., SF; www.monarchsf.com. 9pm-3am, $5–$15. The venerable (and slightly insane — in a good way) party crew celebrates 16 years of local madness with DJs M3, Anthony Mansfield, Sharon Buck, Kimmy LeFunk, and very special guest Woolfy, who is woofy.
Housepitality Halloween Icon, 1192 Folsom, SF; www.housepitalitysf.com 6pm-2am, $5–$10. Wonderful family-style house music weekly party brings in classic Detroit techno DJ Dan Bell for a full night of sweaty insanity.