The Independent Film & Television Alliance is marking its 30th anniversary by selecting the 30 most significant independent films produced over the past three decades.

The selections include the last two Best Picture winners — “The Hurt Locker” and “Slumdog Millionarie.”

The org’s starting a weekly series of showings with American Cinematheque. First showing takes place on Sept. 29 with a screening of “My Left Foot” at Egyptian in Hollywood followed by a Q&A with Jim Sheridan.

IFTA, which made the announcement Wednesday, said that IFTA members have produced and distributed 18 of 30 films that have won Best Picture. It said that IFTA’s 27-member board considered a variety of factors, including features that introduced new cinematic styles; garnered awards; achieved critical acclaim; launched the careers of notable producers, directors and actors; or had other standout qualities.

Besides “My Left Foot,” the list for the 1980s includes “Amadeus,” “Blue Velvet,” “Dances With Wolves,” “Das Boot,” “Gandhi,” “A Nightmare On Elm Street.” “Platoon” “sex, lies and videotape” and “The Terminator.” Honorary mentions went to “The Killing Fields,” “The Last Emperor” and “The Toxic Avenger.”

Selections for the 1990s include “Braveheart,” “Crouching Tiger, Hidden Dragon,” “Fargo,” “Four Weddings and a Funeral,” “Life Is Beautiful,” “Pulp Fiction,” “Reservoir Dogs,” “The Silence of the Lambs,” “The Usual Suspects” and “Where the Day Takes You.” Honorary mentions went to “Basic Instinct,” “Good Will Hunting” and “Trainspotting.”

Besides “The Hurt Locker” and “Slumdog,” the selections for the past decade are “Brokeback Mountain,” “Crash,” “Inglourious Basterds,” “Juno,” “Lord of the Rings: Fellowship of the Ring,” “Million Dollar Baby,” “Monster” and “The Pianist.” Honorary mentions went to “Bowling for Columbine,” “Memento” and “Twilight.”

The series will alternate between the Egyptian and Aero Theatres in Santa Monica.