Heath Ledger, best known for his Oscar-nominated role as Ennis Del Mar in Brokeback Mountain, has died at age 28. He leaves behind a two-year-old daugher, Matilda Rose, whose mother is his former fiancée and Brokeback co-star Michelle Williams.

No details yet on the exact cause of death, although a drug overdose is suspected.

Fucking hell. I feel like I've been socked in the gut.