It's a Mystery Charlie Brown - Full Movie Information, Trailer & IMDb Reviews
Watch It's a Mystery Charlie Brown online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
It's a Mystery Charlie Brown: With a science project looming, Sally is desperate for something to use for a subject, while at the same time, Woodstock's nest disappears. It's up to Snoopy to play detective to find it and lawyer to defend from the thief in Lucy's court.