William Petersen

William Petersen's career stands out for its longevity and depth in both theater and screen. His co-founding of the Steppenwolf Theatre Company launched the careers of many stars and cemented his place in American theater history. On screen, his portrayal of Gil Grissom created a new template for forensic detectives in television. The enduring popularity of CSI: Crime Scene Investigation, which ran for 15 seasons, demonstrates his ability to anchor a show for over a decade. His work in Manhunter has gained renewed appreciation in recent years, with critics recognizing it as a precursor to modern psychological thrillers.