Actors in both Riverdale and The 100
67 actors have appeared in both Riverdale and The 100, across 237 episodes. The most-credited is Greyston Holt, Glen Scot in Riverdale and Gavin / Marcus Kane II in The 100.
| Actor | In Riverdale | In The 100 | Eps | Eps |
|---|---|---|---|---|
| Greyston Holt | Glen Scot | Gavin / Marcus Kane II | 10 | 2 |
| Doralynn Mui | Joan Berkeley | Olivia | 14 | 1 |
| Alex Barima | Johnathan | Kwame | 12 | 3 |
| Chris Shields | Mr. Logan | David Miller | 1 | 11 |
| Jonathan Whitesell | Kurtz | Bryan | 5 | 10 |
| Eli Goree | Mad Dog | Wells Jaha | 13 | 4 |
| Alaina Huffman | Twyla Twyst | Nikki | 7 | 8 |
| Kendall Cross | Ranger | Major Byrne | 1 | 8 |
| Dean Marshall | Jack Walsh | Jae Workman | 1 | 10 |
| Karen Holness | Mrs. Logan | Blythe Ann Workman | 1 | 10 |
| Barbara Beall | Federal Prosecutor | Brell | 1 | 7 |
| Adam Lolacher | Mr. Manfred Muggs | Jeremiah | 2 | 8 |
| Ben Sullivan | Rick | Riley | 1 | 6 |
| Colin Lawrence | Coach Clayton | Rivo | 6 | 2 |
| Paul Lazenby | Manager, Inmate #1 | Rockline Warrior, Sidekick | 3 | 4 |
| Christian Sloan | Shady Man | Ambassador Uzac | 2 | 3 |
| Reese Alexander | Myles McCoy | Guard | 3 | 2 |
| Sharon Taylor | Tia Margot | Council Member #2 | 1 | 4 |
| Doug Chapman | Trash Bag Killer, Dennis | Big Arker | 3 | 1 |
| Thomas Nicholson | Trucker | Sanctum Prime Guard #1, Weak Grounder #1 | 2 | 2 |
Cast data from TVmaze, licensed CC BY-SA 4.0.