7. John Matuszak as Sloth
au.complex.comJohn Matuszak was most well-known for his role in The Goonies in the acting world, but he was also an American football defensive lineman in the NFL. In his role as Sloth, he delighted audiences, but it would be one of his last performances. He passed away in June of 1989 of heart failure caused by an overdose of pain medication along with complications from pneumonia. He also had cocaine in his system at the time.