All 103 actors in both Fringe and The 100
103 actors have appeared in both Fringe and The 100, across 200 episodes. The most-credited is Jarod Joseph, FBI Agent Tim in Fringe and Nathan Miller in The 100.
| Actor | In Fringe | In The 100 | Eps | Eps |
|---|---|---|---|---|
| Jarod Joseph | FBI Agent Tim | Nathan Miller | 6 | 66 |
| Sachin Sahel | Snack Shop Clerk | Eric Jackson | 1 | 59 |
| Richard Harmon | Teenager | Jonathan Murphy | 1 | 19 |
| John Pyper-Ferguson | John McClennan, John McClennan (Alt Universe) | Bill Cadogan | 1 | 10 |
| Alessandro Juliani | Marco | Jacapo Sinclair | 1 | 20 |
| JR Bourne | CIA Agent Edwards | Russell Lightbourne VII | 2 | 10 |
| Eve Harlow | Cashier | Maya Vie | 1 | 13 |
| Chris Shields | Special Agent Fisher, Special Agent Fisher (Alt Universe) | David Miller | 4 | 11 |
| Michael Rogers | Mueller | Denby | 5 | 2 |
| Lee Majdoub | Paramedic | Nelson / Sachin | 1 | 10 |
| Genevieve Buechner | Tabatha | Fox | 1 | 11 |
| Kendall Cross | Nurse Joyce | Major Byrne | 1 | 8 |
| Toby Levins | Bomb Tech | Carl Emerson | 1 | 10 |
| Karen Holness | Diane Broyles (Alt Universe), Diane Broyles | Blythe Ann Workman | 4 | 10 |
| Donna Yamamoto | Deborah Crampton | Hannah Green | 1 | 9 |
| Keenan Tracey | Nate | Sterling | 1 | 7 |
| Adam Lolacher | Security Guard #1 | Jeremiah | 1 | 8 |
| Greyston Holt | Vince | Gavin / Marcus Kane II | 1 | 2 |
| Dean Marshall | Uniform | Jae Workman | 1 | 10 |
| Kyra Zagorsky | Nurse | Kara Cooper | 1 | 7 |
| Tom Stevens | Michael Krick | Trey | 1 | 8 |
| Ian Butcher | Observer | Bryson | 3 | 3 |
| Glynis Davies | Landlady | Elderly Azgeda Woman | 1 | 1 |
| Hiro Kanagawa | Executor | Council Member #3 | 1 | 4 |
| Roger Cross | Smith | Polaris Commander | 2 | 1 |
| Sarah Jane Redmond | Miss Ashley | Kaylee Lee | 1 | 5 |
| Tristan Jensen | ND Agent #1 | Captain Sea Grounder | 2 | 2 |
| Zak Santiago | Cecil | Semet | 1 | 2 |
| Catherine Lough Haggquist | Lucy | Council Member #1 | 1 | 3 |
| Bradley Stryker | Rick | Baylis | 1 | 2 |
| Chad Riley | ND Agent | Osias | 2 | 1 |
| Jennifer Cheon | Nurse | Dakiva | 2 | 1 |
| Patrick Sabongui | Ahmed | Sindri | 1 | 2 |
| Sunita Prasad | Waitress | Shoana | 1 | 2 |
| James Michalopolous | Security Guard | Fio | 1 | 4 |
| Paul Lazenby | FBI Agent #1 | Rockline Warrior, Sidekick | 1 | 4 |
| Sharon Taylor | Broyles' Secretary | Council Member #2 | 1 | 4 |
| Birkett Turton | Briggs | Apprentice | 1 | 1 |
| Chris Bradford | Olivia's Stepfather | Luca's Father | 2 | 2 |
| Darren Moore | Bonner, Gun Store Owner | Orlando | 2 | 2 |
| Diana Pavlovska | Nurse, Jane Hall | Rock Line Ambassador | 3 | 1 |
| Shaine Jones | Tactical Agent Spencer | Shawn Gillmer | 1 | 5 |
| Ben Cotton | Impound Clerk | Red | 1 | 2 |
| Charles Zuckermann | Checkpoint Observer | Grizzled Warrior | 2 | 1 |
| James Pizzinato | Dave | Richards | 1 | 2 |
| Quinn Lord | Young Peter Bishop | Young Member of the 100 | 1 | 1 |
| Teach Grant | Trooper Bobby Madison | Cuyler Ridley | 1 | 2 |
| Georgia Hacche | Female EMT | Denae | 1 | 3 |
| Artine Brown | Mitch | Lt. Graco | 1 | 2 |
| Elfina Luk | EMT #1 | Rankin | 1 | 2 |
| Reese Alexander | Neal | Guard | 1 | 2 |
| Matthew Mandzij | Fringe Agent | Guard | 2 | 2 |
| Sean Owen Roberts | Brian | Wayne Szybunka | 1 | 1 |
| Casey Manderson | Tech #1 | Tai | 1 | 2 |
| Josh Blacker | MP | Captain Meredith | 1 | 2 |
| Phillip Mitchell | Checkpoint Loyalist, Officer Daniel Gillespe | Large Prisoner | 2 | 1 |
| Primo Allon | Alt. Bartender | Chief Guard | 1 | 2 |
| Christian Sloan | Courier | Ambassador Uzac | 1 | 3 |
| Christian Tessier | Shapeshifter | Caspian | 1 | 1 |
| Colin Lawrence | FBI Agent Roach | Rivo | 1 | 2 |
| Eliza Faria | Darby | Grounder Girl | 1 | 1 |
| Matteo Stefan | Brian O'Toole | Del | 1 | 1 |
| C. Douglas Quan | M.E. Tech | Eriko's Dad | 1 | 1 |
| Peter Flemming | Loyalist Lieutenant | Mark Colton | 1 | 1 |
| Sarwan Badesha | Alt Universe Fringe Agent #2 | Arker | 1 | 1 |
| Dejan Loyola | Klopinski | Chivalrous Boy #2, Voice in the Crowd #2 | 1 | 2 |
| Giacomo Baessato | Guard | Diggs | 1 | 1 |
| Jennifer Koenig | Nurse Gail | Wailing Woman | 1 | 1 |
| Michael Adamthwaite | ND Agent #2 | Reaper | 1 | 1 |
| Will E. McDonald | Security Guard #2 | Wilson | 1 | 1 |
| Doug Chapman | Agent, Jeffrey Mayer | Big Arker | 2 | 1 |
| Darcy Laurie | Doctor | Tybe | 1 | 1 |
| James Clayton | Ned Ryerson | Sonya's Husband | 1 | 1 |
| Jason Vaisvila | Homeless Man | Ice Nation Healer | 1 | 1 |
| Serge Jaswal | Lead Tattie | Brixton Guard | 1 | 1 |
| Jeremy Jones | Paramedic | Robert | 1 | 2 |
| David B. Brown | Cashier | Farmer | 1 | 1 |
| Marilyn Norry | Nurse 3 | Enera | 1 | 1 |
| Michael Strusievici | Max Clayton | Gavriel | 1 | 1 |
| Crystal Balint | ND Agent | Gemma Cadogan | 1 | 1 |
| Elysia Rotaru | Paige Randall | Musgrave | 1 | 1 |
| Jackson Berlin | ND Agent / Agent #2 | Garza | 1 | 1 |
| Jim Shield | Joe | Grounder Warrior #1 | 1 | 1 |
| Patrick Roccas | Blond Man | Azgeda Scout | 1 | 1 |
| Shawn MacDonald | Daniel Verona | Ragged Man | 1 | 1 |
| Anousha Alamian | Agent #4 | Delphi Delegate | 1 | 1 |
| Fraser Corbett | Second Man | Geo Terrorist, Mt. Weather Soldier #2 | 1 | 2 |
| Nicole Hombrebueno | Young Woman | Satisfied Girl | 1 | 1 |
| Gaelan Beatty | Loyalist Scout | Shooter | 1 | 1 |
| Gardiner Millar | Observer #2 | Scarfaced Grounder | 1 | 1 |
| Ian Rozylo | Nucifaro | Diyoza Prime Guard | 1 | 1 |
| Todd Scott | Aaron Downey | First Prisoner | 1 | 1 |
| Dalila Bela | Jenny Burgess | Leigh | 1 | 1 |
| Patrick Keating | Manager | Groundskeeper | 1 | 1 |
| Ryan Hesp | Butterfly Observer | Man | 1 | 1 |
| Todd Mann | Alt. MP #1 | Lead Guard | 1 | 1 |
| Darryl Scheelar | MP | Sonic Driller | 1 | 1 |
| Jay Clift | Hazmat Agent #1 | Shield Guard Patrol #2 | 1 | 1 |
| Justin Breault | Tactical Officer #1 | Guard | 1 | 1 |
| Michelle C. Smith | Canaan | Cell Block Guard | 1 | 1 |
| Brendon Zub | David Staller | Delano | 1 | 1 |
| Emy Aneke | Captain | Mt. Weather Soldier #1 | 1 | 1 |
| Aaron Isaacs | Security #2 | Voice in the Crowd #1 | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.