Toto Bruin (born October 24, 1997) is a British actor and writer, born and raised in South London. They are known for their role as Lucy Tozer in Russell T Davies critically acclaimed Channel 4/HBO Max limited series It's A Sin, and have worked in a variety of roles across screen and stage. Toto also works as a screenwriter, specialising in dark comedies. They trained at The Young Actors Theatre in Islington, a homegrown North London youth theatre notable for its alumni of British acting talent.

Filmography