Clark Johnson is a Canadian actor, director, and writer, known for his work in film and television. He gained prominence for his role in the television series Homicide: Life on the Street, where he played Detective Meldrick Lewis. Johnson has also appeared in various films, including The Sentinel and The Expanse. In addition to acting, Clark Johnson has directed several episodes of popular TV shows, showcasing his versatility in the entertainment industry. His contributions extend to projects like The Wire and The Shield, where he has left a significant mark as both a director and actor.