As you may recall, Dan Radcliffe supports Trevor Project, a a nationwide suicide prevention telephone helpline for gay, lesbian, bisexual, transgender, and questioning (GLBTQ) youth in the United States. A new has been released online by MTV and you can watch it below. The 24/7 Trevor Helpline can be contacted in the United States by calling 866-4-U-TREVOR (866-488-7386).