Fringe (TV) Cast
The cast of Fringe. Updated on July 7, 2025.
500 actors
Anna Torv
as Olivia Dunham (100 episodes)

Anna Torv portrays Olivia Dunham, an FBI agent assigned to the Fringe Division. Olivia is highly determined, intelligent, and resourceful. She becomes deeply involved in the investigation of fringe science and develops a unique bond with her colleagues.

Joshua Jackson
as Peter Bishop (100 episodes)

Joshua Jackson portrays Peter Bishop, a highly intelligent man with a troubled past. Peter is a former con artist who is reluctantly brought into the Fringe Division by his estranged father. Throughout the series, he becomes an essential member of the team.

John Noble
as Walter Bishop (100 episodes)

John Noble portrays Walter Bishop, a brilliant but eccentric scientist. Walter is Peter's father and a key figure in the investigation of fringe science. He has a complex and mysterious past which unfolds throughout the series.

Lance Reddick
as Phillip Broyles (90 episodes)

Lance Reddick portrays Phillip Broyles, a high-ranking FBI agent and the head of the Fringe Division. Broyles is a no-nonsense leader who is dedicated to solving the unexplained cases that come across his desk.

Blair Brown
as Nina Sharp (90 episodes)

Blair Brown portrays Nina Sharp, a powerful executive and the head of Massive Dynamic, a cutting-edge technology corporation. Nina is a complex character with her own motivations and secrets that she gradually reveals throughout the series.

Jasika Nicole
as Astrid Farnsworth (100 episodes)

Jasika Nicole portrays Astrid Farnsworth, an FBI junior agent assigned to support the Fringe Division. Astrid is highly intelligent and skilled in various scientific disciplines. She forms strong bonds with her colleagues and plays a vital role in their investigations.

Michael Cerveris
as The Observer / September (70 episodes)

Michael Cerveris portrays The Observer, also known as September. The Observer is an enigmatic character who appears to have knowledge of future events. His true motives and nature are gradually revealed throughout the series.

Leonard Nimoy
as Dr. William Bell (87 episodes)

Leonard Nimoy portrays Dr. William Bell, a renowned scientist and the co-founder of Massive Dynamic. Dr. Bell is a brilliant but morally ambiguous character who plays a significant role in the exploration of fringe science.

Kirk Acevedo
as Charlie Francis (24 episodes)
Seth Gabel
as Lincoln Lee (31 episodes)
Mark Blum
as Claus Penrose (2 episodes)
Ryan McDonald
as Alternate Brandon Fayette (24 episodes)
Peter Hermann
as Grant Davidson (2 episodes)
Christopher Lloyd
as Roscoe Joyce (2 episodes)
Alan Ruck
as Dr. Krick (2 episodes)
Michael Kelly
as John Mosley (2 episodes)
Andre Royo
as Henry Arliss Higgins (5 episodes)
Holly Dignard
as Danielle Rose (1 episode)
Michael Gaston
as Sanford Harris (4 episodes)
Charles Parnell
as Dr. James Falcon (1 episode)
Andrew Airlie
as Dr. James Carson (1 episode)
Chris Eigeman
as David Esterbrook (1 episode)
Kevin Weisman
as Joseph Feller (1 episode)
Peter Outerbridge
as Dr. Reyes (1 episode)
Ebon Moss-Bachrach
as Joseph Meegar (1 episode)
Scott William Winters
as Jake Selleg (1 episode)
Derek Cecil
as Christopher Penrose (young) (2 episodes)
Brian Tarantina
as Photographer (2 episodes)
Marylouise Burke
as Flora Meegar (1 episode)
Marjan Neshat
as Claire Williams (1 episode)
Trini Alvarado
as Samantha Loeb (3 episodes)
Aaron Ashmore
as Matthew Rose (1 episode)
Amy Carlson
as Maureen Donovan (1 episode)
Jared Harris
as David Robert Jones (8 episodes)
Cameron Monaghan
as Tyler Carson (1 episode)
Donnie Keshawarz
as Gerard (2 episodes)
Billy Burke
as Lucas Vogel (2 episodes)
Nestor Serrano
as Henry Jacobson (2 episodes)
Emily Meade
as Ella Dunham (2 episodes)
Betty Gilpin
as Loraine Daisy Alcott (2 episodes)
Sebastian Roché
as Thomas Jerome Newton (5 episodes)
Doron Bell
as Officer Gibson (1 episode)
Jefferson Mays
as Nicholas Boone (1 episode)
Annie Parisse
as Teresa Rusk (1 episode)
Richard Bekins
as Isaac Winters (1 episode)
Shawn Ashmore
as Joshua Rose (1 episode)
Philip Winchester
as Frank Stanton (4 episodes)
Paul Rae
as Donald Long (2 episodes)
Kenneth Tigar
as Warden Johan Lennox (3 episodes)
Jennifer Ferrin
as Susan Pratt / Nancy Lewis (1 episode)
Michael Eklund
as Milo Stanfield (1 episode)
Chance Kelly
as Mitchell Loeb (6 episodes)
Adrian Holmes
as Forensics Chief (1 episode)
Ari Graynor
as Rachel (9 episodes)
Jason Butler Harner
as Morgan Steig / Richard Steig (1 episode)
Clint Howard
as Emmanuel Grayson (1 episode)
Zak Orth
as Roy McComb (2 episodes)
Christian Vincent
as Surgeon (1 episode)
Gillian Jacobs
as Joanne Ostler (1 episode)
Meghan, Duchess of Sussex
as Junior FBI Agent Amy Jessup (2 episodes)
Stefan Arngrim
as Store Owner (4 episodes)
Omid Abtahi
as Simon Philips (1 episode)
JR Bourne
as Agent Edwards (2 episodes)
Jody Thompson
as Sara Downey (1 episode)
Paul Jarrett
as Warren Blake (1 episode)
Richard Keats
as Don (1 episode)
Ian Robison
as George (1 episode)
Sylvesta Stuart
as Dillon (1 episode)
Jordana Largy
as Coat Check Girl (1 episode)
Peter Jay Fernandez
as Dr. Simon (1 episode)
Carlos Diaz
as Randall (1 episode)
Demore Barnes
as Agent Hubert (1 episode)
J.J. Makaro
as Deputy Bill (1 episode)
Eliza Norbury
as Lisa Duffy (1 episode)
Erica Carroll
as FBI Newbie (1 episode)
Mittita Barber
as Hostess (1 episode)
Dave Thompson
as Citizen Observe (1 episode)
Megan Charpentier
as Little Girl (1 episode)
Trieste Kelly Dunn
as Valerie Boone (1 episode)
Chandler Canterbury
as Young Peter Bishop (1 episode)
Ken Camroux-Taylor
as Old Senator (1 episode)
Evan Bird
as Aaron Sneddon (1 episode)
Doug Chapman
as Agent (1 episode)
Dylan Schmid
as Danny Mallum (1 episode)
Neil Schell
as Second Senator (1 episode)
Ryan Booth
as Officer Jenks (1 episode)
Philip Cabrita
as Clerk (1 episode)
Peter Graham-Gaudreau
as Seth Davies (1 episode)
Irene Karas
as Officer Williams (1 episode)
Jacqueline Ann Steuart
as Renee (1 episode)
John Tench
as Hickey (1 episode)
Anna Van Hooft
as Assistant (1 episode)
Jennifer Missoni
as Christine Hollis (1 episode)
Michael Antonakos
as Waiter (1 episode)
Richard Cohee
as Pin Seller (1 episode)
Ali Liebert
as Danielle (1 episode)
Norman Misura
as Security Guard (1 episode)
Sunita Prasad
as Waitress (1 episode)
Raymond Sammel
as Mr. Hess (1 episode)
Amos Stern
as July (1 episode)
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