The Three Investigators and the Secret of Terror Castle

This family-oriented German language mystery continues the exploits of The Three Investigators, Justas, Peter and Bob, a clique of young boys. This time around, Justas's parents have tragically died, but his mother and father left behind a trail of clues. The boys duly follow the path, which leads them to California and the heart of the formidable Terror Castle - a spooky old structure that conceals a secret beyond their wildest imaginations.