Inside the Hacker Hideout, the children discover a map to a hidden room in the Hunter house; Max uses a telegraph machine to send a warning.
- MaeMae Renfrow as Tess Hunter
- Daan Creyghton as Sal Hunter
- Kyra Smith as Anika Hunter
- Wilson Radjou-Pujalte as Jake Hunter
- Kate Bensdorp as Evie Hunter
- Thomas Jansen as Daniel Hunter