Early this morning, Ryan Dunn, 34, star of the Jackass television show as well as the subsequent movies that follows, was killed when his 2007 Porsche 911 GT3 shot through about 40 yards of trees before it hit the last one and exploded into flames, according to police. The collision occurred at roughly 3:00 AM Monday morning on Pennsylvania’s Route 322. The police press release (.PDF) reads, “Preliminary investigation revealed that speed may have been a contributing factor to the accident.” Dunn’s passenger, 30-year-old Zachary Hartwell of West Chester, Pa., was also killed. Hartwell worked as a production assistant on the movie “Jackass Number Two” and starred in Bam Margera’s movie “Minghags.”

Dunn was known primarily for his dangerous antics and practical jokes in MTV’s “Jackass” series and movies with his long-time friend Bam Margera. He is a member of the CKY Crew with Margera. Dunn also co-hosted a show on the G4 network called “Proving Ground.”

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