Season Five

Season Five is the fifth season of the CW television series The 100. It was announced on March 10, 2017. It will air in 2018 as part of the CW's midseason schedule.

Cast and Characters
Main Article: Character Appearances

Starring

 * Eliza Taylor as Clarke Griffin
 * Paige Turco as Abigail Griffin
 * Bob Morley as Bellamy Blake
 * Marie Avgeropoulos as Octavia Blake
 * Christopher Larkin as Monty Green
 * Lindsey Morgan as Raven Reyes
 * Richard Harmon as John Murphy
 * Henry Ian Cusick as Marcus Kane
 * Tasya Teles as Echo

Unknown

 * Imogen Tear as Madi
 * Isaiah Washington as Thelonious Jaha
 * Jarod Joseph as Nathan Miller
 * Chelsey Reist as Harper McIntyre
 * Luisa D'Oliveira as Emori

Episodes
Main Article: Episode Guide

Body Count
Main Article: Body Count

Air Dates

 * Season 5 is expected to air sometime in January-February 2018.

Notes and Trivia

 * On March 10, 2017, it was renewed for this season.
 * The writers started to work on the season on April 4, 2017.
 * This season will be six year and seven day time jump after season four.
 * Isaiah Washington (Thelonious Jaha) won't return as a series regular this season. He will initially appear as a guest star.
 * As far as Clarke is aware, she and Madi are the only two people still alive on Earth after they were unable to contact the crew on the Go-Sci Ring, and eventually lost contact with the bunker survivors.
 * This season will have multiple flashbacks of what went on from the day that Praimfaya hit to when Clarke and Madi encounter Gagarin. It was later teased by showrunner Jason Rothenberg that the prisoners onboard the Gagarin will, at first be presented as antagonists.
 * The fictional company, known as the "Eligius Corporation" is going to have a role in this season.
 * On May 26, 2017, it was announced that Tasya Teles who portrays Echo would become a series regular.