Actor Ben Sullivan will have a reprising character role on The 100 for its fourth season.
Ben Sullivan will be portraying the Arkadian, Riley. Riley was held hostage by Azgeda, but has been rescued by Bellamy. He will appear in six episodes, beginning with 04×02, “Heavy Lies the Crown.” As Riley is from the Ark (Farm Station), Clarke knows him from there.
Sullivan has appeared in other CW shows such as IZombie, Supernatural, and Supergirl.
The 100 will premiere its fourth season February 1st on the CW.