Swamp Thing

Something unnatural is happening in the swamps outside Marais, Louisiana.

While Sheriff Lucilia Cable (JENNIFER BEALS) searches for Alec unsuccessfully, Abby theorizes that it was more than an accident and retrieves journals from Daniel Cassidy.

Driven to cure the epidemic in Marais, when her friend and co-worker Harlan (LEONARDO NAM) is stricken with the "green flu," Abby searches Alec's lab for a cure.

Realizing that his new abilities allow him to communicate with the life around him, Swamp Thing senses a growing darkness within the swamp and begins to understand his role.

Haunted by the ghost of her childhood friend who reemerges from the swamp, Abby's forced to confront both her past with the Sunderlands as well as the dark forces at play.

Increasingly alienated from humanity after being hunted by sheriff's deputies and animal trackers, Swamp Thing struggles to understand his strange condition.

Still taking on the human appearance of Alec Holland, Swamp Thing guides Abby to an area of the swamp blighted with the encroaching Rot.

After a harrowing journey of survival through the swamp, Avery comes face to face with Swamp Thing, who rescues the injured man.

After being captured and taken to a Conclave facility, Swamp Thing is experimented upon by Jason Woodrue, who makes an incredible discovery.

The swamp fights back in the season finale. Still reeling with the revelation of the truth behind his existence, Swamp Thing goes on the offensive.