By GLENN GARVIN

BIG SCREEN

Daybreakers stars Ethan Hawke and comes out Friday. (Lionsgate Pictures)

Daybreakers (R) — In the near future, a scientist (Ethan Hawke) tries to find a cure for a plague that has turned the bulk of the human population into vampires, making the remaining few people priceless sources of nourishment for the bloodsuckers.

Leap Year (PG) — Amy Adams stars as a woman tired of waiting for her longtime boyfriend (Matthew Goode) to propose, so she hatches a scheme to make sure they spend Feb. 29 in Ireland, where tradition allows women to propose. Directed by Anand Tucker (Shopgirl).

SMALL SCREEN

Harum Scarum (6 a.m. Friday, Turner Classic Movies) — Elvis Presley goes to Baghdad to assassinate an Arab king — at last, we’re getting to the root of American problems in Iraq. Celebrate Elvis’ 75th birthday by watching what even hard-core fans agree is the absolute worst of his movies — and it’s hosted by ex-wife Priscilla!

This Emotional Life (9 p.m. Monday, WPBT-PBS 2) — Psychologist Daniel Gilbert hosts this three-part series (it continues Tuesday and Wednesday) that examines why it’s so hard for people to find happiness. Aside from the fact that you didn’t get a Zhu Zhu hamster for Christmas, I mean.

Latino 101 (9 p.m. Friday, Sí TV) — A 13-episode series hosted by Joey Medina, Judy Reyes and a couple dozen other Hispanic performers that busts some Latino stereotypes, affirms others and generally pushes a bunch of hot buttons. Most importantly, it explains the enduring popularity of Sabado Gigante and Don Francisco. Or tries to, anyway.