4 special film screenings coming up in Marin

• “American Agitators,” a documentary about labor organizer Fred Ross Sr. and his legacy, will be shown at 4:30 p.m. Saturday at the Lark Theater at 549 Magnolia Ave. in Larkspur. Admission is $11 to $14. Go to larktheater.net.

• “The Princess and the Frog,” Disney’s animated adaptation of the “Frog Prince” story set in New Orleans during the Jazz Age, will be shown at 2:30 p.m. Feb. 4 at the Civic Center Library at 3501 Civic Center Drive, room 427, in San Rafael. Admission is free. Popcorn will be served. Go to marinlibrary.org.

• The California Film Institute and San Rafael Public Library co-host a screening of the short film “The Lake Merritt Monster” for tweens and teens at 5:30 p.m. Feb. 2 at the library at 1100 E St. in San Rafael. A discussion with director Benjamin Mulholland will follow. Admission is free. Go to srpubliclibrary.org.

• A screening of “Walk With Me,” a film by Heidi Levitt about her husband Charlie Hess’ struggle with early-onset Alzheimer’s disease, is at 4:15 p.m. Feb. 22 at Smith Rafael Film Center at 1118 Fourth St. in San Rafael. A discussion with Levitt and Hess will follow. Admission is $13 to $15. Go to rafaelfilm.cafilm.org.