Quantum Leap (TV) Cast
The cast of Quantum Leap. Updated on October 5, 2025.
274 actors
Raymond Lee
as Dr. Ben Song (31 episodes)

Dr. Ben Song is a brilliant physicist navigating time-travel challenges.

Caitlin Bassett
as Addison Augustine (31 episodes)

Addison Augustine is a guide and advisor, helping Ben Song on his journeys.

Mason Alexander Park
as Ian Wright (31 episodes)

Ian Wright is a skilled technician who assists in the time-travel operation.

Nanrisa Lee
as Jenn Chou (31 episodes)

Jenn Chou provides support and technical expertise to the team.

Ernie Hudson
as Herbert 'Magic' Williams (31 episodes)

Herbert 'Magic' Williams leads the project overseeing the time-travel missions.

Eliza Taylor
as Hannah Carson (9 episodes)

Hannah Carson plays a significant role in the unfolding storyline.

Peter Gadiot
as Tom Westfall (13 episodes)

Tom Westfall has a key role in the narrative development.

Georgina Reilly
as Janis Calavicci (11 episodes)

Janis Calavicci is involved in the time-travel project with a unique perspective.

Michael Malarkey
as Cole (1 episode)

Cole is a character who influences the storyline with his actions.

Michael Welch
as Ryan Mills (1 episode)

Ryan Mills contributes to important plot developments.

Enajite Esegine
as Charlie (1 episode)

Charlie is a character intersecting with the main storyline.

Dan Istrate
as Horace (1 episode)

Horace plays a role impacting the plot in various ways.

Deborah Pratt
as Ziggy (voice) (1 episode)
Susan Diol
as Beth Calavicci (5 episodes)
Carly Pope
as Samantha Stratton (1 episode)
José Zúñiga
as Commander Jim Reynolds (1 episode)
Leith M. Burke
as Max Everett (1 episode)
Michael J. Craven
as Pete (1 episode)
Stefanie Brown
as Katie (1 episode)
Maile Dudeck
as Caroline (1 episode)
Wil J. Jackson
as Police Captain (1 episode)
Dax Campbell
as Nick Rounder (1 episode)
Jon Chaffin
as Daryl 'The Hammer' Hill (2 episodes)
Tadamori Yagi
as David Tamura (1 episode)
Danielle Larracuente
as Angela (1 episode)
Thomas Taylor
as Boxing Referee (1 episode)
Jermaine Alverez Martin
as Danny 'Youngblood' Hill (1 episode)
Justin Hartley
as Jake (1 episode)
Anastasia Antonia
as Eva Sandoval (2 episodes)
Sofia Pernas
as Tammy Jean Jessup / Carla (1 episode)
Bayardo De Murguia
as Roy Gordon (1 episode)
Álex González
as Marco (1 episode)
Roy Abramsohn
as Announcer (1 episode)
Tyson Turrou
as Sleazy Guy (1 episode)
Bradan Toigo
as Gordon's Crony (1 episode)
Jess Nurse
as Penny (1 episode)
Brian Oblak
as Commanding Officer (1 episode)
Bryce J. Ramos
as Security Officer (1 episode)
Devin McGee
as Loan Shark (1 episode)
Mark Sipka
as Bartender (2 episodes)
Mark D. Espinoza
as Alberto Sandoval (1 episode)
Hayes Beyersdorfer
as Zach (1 episode)
Walter Perez
as Richard Martinez (6 episodes)
Natalia del Riego
as Valentina de la Cruz (1 episode)
Marquise Vilson
as Henry (1 episode)
Yaani King Mondschein
as Frankie Cahill (2 episodes)
Eddie Park
as Ming (1 episode)
William Mark McCullough
as Josiah McDonough (1 episode)
Farah Merani
as Congresswoman Kavita Adani (1 episode)
Harry Yi
as Wei (1 episode)
Jim Cody Williams
as Old Joe (1 episode)
Demetrius Butler
as Reeves (1 episode)
Alberto Manquero
as Diego de la Cruz (1 episode)
Ted Monte
as Sheriff Bailey (1 episode)
Jason D. Avalos
as Deputy #1 (1 episode)
Ryan Sturz
as Outlaw #1 (1 episode)
Jewel Staite
as Naomi Harvey (1 episode)
Colleen Foy
as Magda (2 episodes)
Elyse Levesque
as Lola (2 episodes)
Everett Andres
as Jason Harvey (1 episode)
Jarett John
as Bartender (1 episode)
Cameron Dent
as Truck Driver (1 episode)
Mihye Jung
as Ben's Mom (1 episode)
Rochelle Okoye
as Trapped Mother (1 episode)
Kerri Medders
as Daisy Gray (1 episode)
Chido Nwokocha
as Doctor Felix Watts (1 episode)
Amanda Carlin
as Contessa Gray (1 episode)
Josh Meyers
as Percival Gray (1 episode)
Shane Callahan
as Charles Gray (1 episode)
Dave Jacox
as Mr. Wheeler (uncredited) (1 episode)
John Grady
as Father Davenport (1 episode)
Eric Lee Huffman
as Sullivan (1 episode)
Ciara Riley Wilson
as Leah Valencia (1 episode)
Kurt Yaeger
as Ringer (1 episode)
Anthony Turpel
as Roy Bacall (1 episode)
Andrew Hwang
as George (1 episode)
Vincent Foster
as Constable (1 episode)
Raquel Justice
as Stacy Thompson (1 episode)
Manny Spero
as 16 Year Old Boy (Ben Winters) (1 episode)
Deborah Ann Woll
as Carly Farmer (1 episode)
Karissa Lee Staples
as Jamie Farmer (1 episode)
Daniel Bonjour
as Trevor Dunn (1 episode)
Tate Moore
as Loretta (1 episode)
Alexis Zollicoffer
as Dionne (1 episode)
Lizet Upia
as Cherise (1 episode)
Roze JC Zepeda
as Dante (1 episode)
Tristen MacDonald
as Stage Manager Amanda (1 episode)
Angela Sprinkle
as TV Interviewer (1 episode)
Mike Schiff
as Paparazzo (1 episode)
Angel Dillemuth
as Restless Fan (1 episode)
Christine Gonzalez
as Concert Goer (1 episode)
Guerrin Gardner
as Pregnant Woman (2 episodes)
Wes Armstrong
as Husband (2 episodes)
Zach Sowers
as Frank Armstrong (1 episode)
Jessica Ramirez
as Orderly (2 episodes)
Tiffany Smith
as Dr. Sandra Turk (1 episode)
Eugene Byrd
as Dr. Everett Harper (1 episode)
Stan Shaw
as Eli Jackson (1 episode)
François Chau
as Louis Tann (1 episode)
Sumalee Montano
as Carolina Caylo (1 episode)
For the best insights and data about the TV show Quantum Leap, visit our main Quantum Leap page.