Watch Julianne Moore and Tilda Swinton in the trailer for “The Room Next Door”

Julianne Moore and Tilda Swinton explore a uniquely close relationship in their latest drama.

On August 20, Sony Pictures Classics released the first teaser trailer for The room next doorby director Pedro Almodóvar, the Oscar winner who previously Parallel mothers, The skin I live in and more. It is the filmmaker’s first film shot entirely in English.

In the film, Moore plays Ingrid and Swinton plays Martha, “who were close friends in their youth when they worked together for the same magazine,” according to a synopsis.

“Ingrid became an autofiction writer, while Martha became a war reporter. Life circumstances separated the two. After years of no contact, they meet again in an extreme but strangely sweet situation.”

John Turturro also stars in the film, which will screen at the upcoming Venice Film Festival, Toronto International Film Festival and New York Film Festival.

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At the premiere of her film Problemista In February, Swinton told PEOPLE: The room next door is a “really tricky” story “about adults confronting tricky adult questions about friendship.”

“It’s really about good, good friends and what good friends do for each other,” she added at the time.

The 63-year-old Swinton was also enthusiastic about working with her Oscar-winning colleague Moore (63).

“We actually met a few times over the years. We always wanted to hang out more. And the best way to spend time with someone you like is to work with them. And now we’re together and we love it,” she said at the time.

The room next door opens in select theaters on December 20th and then everywhere on December 25th.