Dan Brown's The Lost Symbol Season 1 Episode 8
Cascade
Fearing Katherine's mother might be in danger, Katherine and Langdon try to persuade Isabel to protect herself; Peter reconnects with his fellow Leviathan members after Mal'akh turns his wrath on the organization.
Guest Stars
Sammi Rotibi
Agent Adamu
Greg Bryk
Ellison Blake
Laura de Carteret
Isabel Solomon
Steve Cumyn
Jonathan Knopp
Mark Gibbon
Samyaza