Cast of The Passage

Mark-Paul Gosselaar plays Brad Wolgast, a federal agent with a complex relationship with Amy Bellafonte.

Saniyya Sidney portrays Amy Bellafonte, a young girl central to the story as she navigates a post-apocalyptic world.

Caroline Chikezie is Major Nickole Sykes, a military doctor who leads the controversial Project Noah.

Vincent Piazza appears as Clark Richards, an operative involved in Project Noah with a complex moral compass.

Jamie McShane plays Tim Fanning, a medical doctor and philanthropist entangled in the viral outbreak.

Brianne Howey stars as Shauna Babcock, a key character affected by the virus.

Emmanuelle Chriqui takes on the role of Dr. Lila Kyle, who has a significant past with Brad Wolgast.

Zach Appelman is Agent Phil Doyle in the show.

Tyler Barnhardt plays Jacob, adding depth to the show's character dynamics.

Henry Ian Cusick portrays Dr. Jonas Lear, a scientist instrumental to Project Noah's research.

Jason Fuchs appears as Grey, contributing to the show's layered narrative.

Jennifer Ferrin takes on the role of Elizabeth Lear in the series.