[1] The film stars Maya Choudhury, Priyakanta Laishram, Suraj Ngashepam and Sachinker Sagolsem in the lead roles.

[3] In December 2021, Priyakanta Laishram had stated that the film is inspired by one of the rare cases of gay honor killing in Northeast India and it took him two years to develop and finalise the script.

It was revealed that the film, which would star Maya Choudhury, Priyakanta Laishram, Suraj Ngashepam, and Sachinker Sagolsem in the key roles, will begin production by the end of January 2022.

[1] In an interview with India Today, Laishram claimed that because the film is based on a true story, he did most of the research and played a significant role in reconstructing the events.

[6] Oneness was officially selected at the KASHISH Pride Film Festival 2024, and made its world premiere on 17 May 2024 at Cinepolis, Mumbai.