- It was shot in 2021 in Dagenham and Southend in the United Kingdom. It completed post-production in 2022.
- The film was also nominated for Best Feature Film Teddy Award, but it won Teddy Award Jury prize.
- The film ‘Silver Haze’ is partly inspired by Vicky Knight’s own experiences, when she was eight and one-third of her body was burnt in a fire.
- Vicky Knight, who plays Franky, is a nurse in real life, and this is her second film. The scars on her body are real, the result of a fire in her home when she was 8 years old, which caused burns to over 30% of her body. She later became a nurse in the same hospital where she was treated for her burns.
- It was reported on 9 December 2022, that Poland-based sales agent New Europe Film Sales has acquired the worldwide rights. They have already sold the film to The Jokers for distribution in France and Cineart in Benelux.
- Silver Haze had its premiere on February 19, 2023, as part of the 73rd Berlin International Film Festival, in Panorama.