Anton Yelchin‘s parents are still grieving the loss of their son.

The two parents revealed they were living in theStar Trekactor’s Los Angeles home after they found it too emotionally painful to sell it.

“It’s difficult, but we feel his presence,” Viktor told the newspaper. “We’re closer to him, even if it’s very hard.”

Irina added it was “hard to walk” to the driveway, the site of Anton’s death. “It’s hard to live. But we are. So we have to do something while we’re here.”

Camilla Morandi/REX/Shutterstock

‘Cymbeline’ film photocall, 71st Venice International Film Festival, Italy - 03 Sep 2014

The couple is adding the documentaryLove, Antoshato the list of things they’ve done in an effort to maintain their son’s legacy. The film features conversations with some of the actor’s costars including Jennifer Lawrence, Kristen Stewart, director J.J. Abrams, Jodie Foster and more. It debuts at the Sundance Film Festival this month.

Anton Yelchin and his parents Viktor and Irina in 2007.Alex Berliner/BEI/REX/Shutterstock

‘Alpha Dog’ film premiere presented by Universal Pictures, Los Angeles, America - 03 Jan 2007

It was Jon Voight, Anton’s formerCourt of Consciencecostar, who gave the Yelchins the idea after they admitted they didn’t “see any reason to live” after their son’s death, they told theTimes.

“He said, ‘Why? You have to live. Make a documentary and keep his memory alive,'” Viktor told the publication.

Anton Yelchin.Larry Busacca/Getty

“Only Lovers Left Alive” Portraits - 2013 Toronto International Film Festival

While the two have worked tirelessly on the documentary, it wasn’t as therapeutic as they expected to look back on their son’s life. The Yelchins said they are doing their best to live with the pain.

Love, Antoshapremieres Jan. 28 at the Sundance Film Festival.

source: people.com