Dan Brown's The Lost Symbol - Episode Guide

Episode: 1x01 | Airdate: Sep 16, 2021 (47 min)

Robert must solve a mystery to save his kidnapped mentor.

Episode: 1x02 | Airdate: Sep 23, 2021 (47 min)

Robert and Katherine try to decipher the most recent clue.

Episode: 1x03 | Airdate: Sep 30, 2021 (43 min)

Chased by the CIA, Robert and Katherine seek Nuñez's help.

Episode: 1x04 | Airdate: Oct 7, 2021 (44 min)

Langdon follows the next clue; Katherine teams up with Sato.

Episode: 1x05 | Airdate: Oct 14, 2021 (43 min)

Langdon reunites with Katherine and teams up with Sato.

Episode: 1x06 | Airdate: Oct 21, 2021 (47 min)

Mal'akh pressures Langdon and Peter to decipher the clues.

Episode: 1x07 | Airdate: Oct 28, 2021 (52 min)

Mal'akh sheds light on Zach's final days in prison.

Episode: 1x08 | Airdate: Nov 4, 2021 (43 min)

Katherine and Langdon persuade Isabel to protect herself.

Episode: 1x09 | Airdate: Nov 11, 2021 (40 min)

Langdon, Katherine and the CIA spring a trap for Mal'akh.

Episode: 1x10 | Airdate: Nov 18, 2021 (46 min)

Peter and Langdon wrestle over how to save Katherine.