By Clark Collis
Updated August 11, 2015 at 10:56 PM EDT

In new sci-fi-drama One & Two, Mad Men star Kiernan Shipka and Timothée Chalamet play siblings with burgeoning otherworldly powers who live under the constant watch of their disciplinarian father (Grant Bowler, from True Blood). Directed by You’re Next cinematographer Andrew Droz Palermo, who cowrote the script with Neima Shahdadi, the film also stars Elizabeth Reaser (The Twilight Saga) as the pair’s mother.

One & Two opens in New York Aug. 14—and will be also be available to watch on VOD from that date—and then opens in Los Angeles on Aug. 21.

You can see both the film’s trailer and an exclusive clip below.

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