Lachlan Watson (born April 12, 2001)[1] is an American actor, best known for playing trans boy Theo Putnam in the Netflix original series Chilling Adventures of Sabrina,[2] and genderfluid twin children of Chucky, Glen and Glenda in the second season of the Syfy/USA Network original series Chucky.

[6] In November 2018, Watson was featured on a Netflix-produced talk segment titled What I Wish You Knew: About Being Nonbinary, where they discussed gender identity with other non-binary celebrities Jacob Tobia, Liv Hewson, and Shiva Raichandani.

[4] They became active in the Triangle theatre scene and landed small roles on the television shows Nashville and Drop Dead Diva.

[1] In 2018, Watson landed a regular role in the Netflix original series Chilling Adventures of Sabrina after a nationwide casting call where they sent in a taped audition.

[15][16] In June 2022, it was revealed they would be portraying non-binary twins Glen and Glenda in the second season of Chucky, later reviving the characters in a series of sketches on their TikTok channel.