The name Devon Murray may not ring a bell, but you almost certainly know the British actor from his most famous role as Seamus Finnigan, one of Harry Potter and Ron Weasley’s roommates at Hogwarts:

Yesterday Murray made headlines for something outside the wizarding world. In support of World Mental Health Day, he tweeted about his struggle with depression. Murray’s tweets emphasize the importance of speaking up and asking for help, something he admits that he had trouble with himself :

Dozens responded (including quite a few Harry Potter fans) with words of support, and some even shared their own stories. With intense stigma surrounding mental health, this kind of honesty is exactly the conversation starter we need: