Contemporary Jewish Museum.Menachem and Fred: Two Jewish brothers separated in World War II Germany find each other 60 years later. Thu., April 19, 6 p.m. free with museum admission. 736 Mission (at Third St.), 655-7800, www.thecjm.org.
Dark Room Theater.Gymkata: Kung-fu film part of Bad Movie Night series. Sun., April 22, 8 p.m. $6.99. 2263 Mission (at 18th St.), 401-7987, www.darkroomsf.com.
Exploratorium. Tinkering with Trash: Animation Workshop & Film: Cameraless animation workshop. Sat., April 21. 3601 Lyon (at Marina), 397-5673, www.exploratorium.edu.
Oddball Films. Pick Your Poison: Medicine and Madness: Featuring Pain and Its Alleviation (1961), Addictive Sopers (1978), Psychoactive (1976), Ulcer at Work (1957), and Patient Porky. Thu., April 19, 8 p.m. $10. Body Shop: Featuring the films Soapy the Germ Fighter (1951), Swim and Live! (1943), Personal Hygiene For Boys (1971), Boys Aware (1973), The Story of Menstruation (1946), VD Attack Plan (1973), How to Undress in Front of Your Husband (1940s), and Sex Appeal.. Fri., April 20, 8 p.m. $10. Surfin' Tiki Luau: Featuring the films Hang Ten (1970), Hawaiian Rhythm: Hawaiian Nights (1939), Isle of Tabu (1945), Polynesian Holiday (1955), Hawaii: State of Paradise. . Sat., April 21, 8 p.m. $10. 275 Capp (at 18th St.), 558-8112, www.oddballfilms.com.
Roxie Theater.Letters from the Big Man: A government hydrologist surveying streams after a fire meets and befriends Sasquatch. April 20-26. $6.50-$10. Jeff Who Lives at Home: A man spends a day with his brother tracking the brother's wife, who is suspected of adultery. April 20-26. $6.50-$10. Dark Side of Oz: The Wizard of Oz with Pink Floyd's Dark Side of the Moon as a soundtrack. Fri., April 20, 8 p.m. $12. One Day on Earth: A documentary filmed in every country of the world on the same day. Sun., April 22, 4 p.m. 3117 16th St. (at Valencia), 863-1087, www.roxie.com.
The Vortex Room. Starship Vortex: Star Pilot (1966) and Star Odyssey (1979) . Thu., April 19, 9 p.m. $7. 1082 Howard (at Seventh St.), www.myspace.com/thevortexroom.