Season 4

June 15, 2018

Cassie travels back in time to confront a younger Olivia; Cole helps Jennifer find the meaning behind her final Primary vision.

June 22, 2018

Team Splinter goes back in time to the wild, wild frontier in search of a weapon to destroy the Witness.

June 22, 2018

A clue to breaking the cycle leads Cole and Cassie to the 1960s. Christopher Lloyd returns as Zalmon Shaw, a devoted follower of the Witness.

June 22, 2018

The team infiltrates a Nazi gala to steal an artifact known as 'Die Glocke'. Their operation comes undone when French Resistance interferes and an unexpected guest arrives.

June 29, 2018

Jones sends Hannah back in time to 2007 on a personal mission that could be the key to everything.

June 29, 2018

Everything changes when the team finally climbs the steps... and rings the bell in the Middle Ages.

June 29, 2018

The beginning of the end as Cole and Cassie embark on their final mission.

July 6, 2018

The final battle against the Witness as the fate of time and mankind hangs in the balance. All the pieces finally come together to mark the end of the beginning.

July 6, 2018

When all hope is lost, Cole must complete his cycle so that his younger self will one day arrive at the end with the answer.