Quinn Mallory

Jerry O'Connell

Rembrandt `Crying Man' Brown

Cleavant Derricks

Wade Welles / Wade Welles (voice)

Sabrina Lloyd

Prof. Maximillian Arturo

John Rhys-Davies

Guest Star

Dawnn Lewis

Guest Star

Apollonia Kotero

Guest Star

Zoe McLellan

Guest Star

Katherine LaNasa

Guest Star

Don Most

Colin Mallory

Charlie O'Connell

Guest Star

Neil Dickson

Guest Star

Phillip Van Dyke

Guest Star

Laurie Fortier

Rembrandt Brown #2 / Rembrandt

Clinton Derricks-Carroll

Guest Star

Lorin McCraley

Guest Star

Todd Babcock

Guest Star

Suzanne Mara

Maggie Beckett / Capt. Maggie Beckett

Kari Wuhrer

Guest Star

Oona Hart

Guest Star

Allen Williams

Guest Star

Michael York

Guest Star

Robert Englund

Guest Star

Corey Feldman

Guest Star

Julie St. Claire

Guest Star

Ron Melendez

Guest Star

Michelle Rene Thomas

Guest Star

Anthony Tyler Quinn

Guest Star

Tommy Chong

Guest Star

Lynn Clark

Guest Star

Rob Youngblood

Guest Star

Stephanie Niznik

Guest Star

Duff McKagan

Guest Star

Lawrence-Hilton Jacobs

Guest Star

Chase Masterson

Guest Star

Zack Ward

Guest Star

Rocco Vienhage

Guest Star

Joshua Malina

Guest Star

Kevin Quigley

Guest Star

Michael Bryan French

Guest Star

Max Grodenchik

Guest Star

David Correia

Guest Star

Victoria Mahoney

Guest Star

Frank Castrina

Guest Star

Roger Daltrey

Guest Star

R. Todd Torok

Guest Star

Kristofer Lindquist

Guest Star

Melinda Clarke

Guest Star

Don Jeffcoat

Guest Star

Bill Bolender

Guest Star

Eddie Mills

Guest Star

Marty York

Guest Star

Brigitta Dau

Guest Star

Julie Benz

Guest Star

Rodney Eastman

Elston Diggs

Lester Barrie

Guest Star

J. Karen Thomas

Guest Star

David Purdham

Guest Star

Franc Ross

Guest Star

Gregory Martin

Guest Star

Shaun Toub

Dr. Tassler / Ben Siegel III / Stu

Jay Acovone

Guest Star

Jeff Rector

Guest Star

Christian Hill

Guest Star

Neil Roberts

Guest Star

Lara Steinick

Guest Star

Warren Sweeney

Guest Star

Timothy Wiley

Guest Star

Perrey Reeves

Guest Star

Thomas G. Waites

Guest Star

Gina Philips

Guest Star

Hallie Foote

Guest Star

Deron Michael McBee

Guest Star

Rainer Grant

Guest Star

Ryan Alosio

Guest Star

Leslie Horan

Guest Star

Jacqueline Obradors

Guest Star

Tim Griffin

Dr. Diana Davis

Tembi Locke

Guest Star

Dan Gauthier

Guest Star

Brigid Brannagh

Guest Star

Zitto Kazann

Guest Star

Gregory Norman Cruz

Tess Martin

Terry Markwell

Guest Star

Jerry Rector

Guest Star

Ken Steadman

Guest Star

Deborah Kellner

Guest Star

Mari Morrow

Guest Star

J. Steven Smith

Guest Star

Pat Stewart

Guest Star

Mike Terner

Guest Star

Claudette Mink

Guest Star

Randy Vasquez

Guest Star

Fredric Lane

Guest Star

Amy Wheaton

Guest Star

Will Schaub

Guest Star

Danny Masterson

Guest Star

Kathleen McClellan

Guest Star

Mark Kiely

Guest Star

Christopher Maleki

Guest Star

Diana Castle

Guest Star

Joshua Cox

Guest Star

Robert DiTillio

Guest Star

Paul Messinger

Guest Star

Jim Turner

Guest Star

Ferdinand Caranngelo

Guest Star

Holly Claman

Guest Star

Spencer Garbett

Guest Star

Marc Riffon

Guest Star

Marc Tissot

Guest Star

Michael Woolson

Quinn Mallory

Robert Floyd

Guest Star

Collin Bernsen

Guest Star

Armando Valdes-Kennedy

Guest Star

Meadow Sisto

Guest Star

Paris Barclay

Guest Star

Sam Gifaldi

Guest Star

Jordan Blake Warkol

Guest Star

Lisa Rieffel

Guest Star

Constance Forslund

Guest Star

Ted Detwiler

Guest Star

Danny Mora

Guest Star

Michael Krawic

Guest Star

Symba Smith

Guest Star

Tom Astor

Guest Star

Wes Charles

Guest Star

Robyn Lees

Guest Star

Gordon Jennison

Guest Star

Lauri Pressler

Guest Star

Veronica Cartwright

Gomez Calhoun

Will Sasso

Guest Star

Brian McNamara

Guest Star

Michael Lee Gogin

Guest Star

Michael Houston King

Guest Star

Kenny Johnson

Guest Star

Leslie Monique Soule

Guest Star

Kristi McDaniel

Guest Star

Alton Butler

Guest Star

Taylor Leigh

Mrs. Mallory

Linda Henning

Guest Star

Kristopher Logan

Guest Star

Adam Wylie

Guest Star

Michael Des Barres

Guest Star

Judson Mills

Michael Mallory

John Walcutt

Guest Star

Gabriel Christy

Dr. Oberon Geiger

Peter Jurasik

Pavel Kurlienko

Alex Bruhanski

Michael Hurley

Gary Jones

Conrad Bennish Jr.

Jason Gaffney

Malcolm Eastman

Wes Charles Jr.

Director

Reza Badiyi

Director

Jefery Levy

Director

Jeff Woolnough

Director

Paris Barclay

Director

Allan Eastman

Director

Richard Compton

Director

David Livingston

Director

Adam Nimoy

Director

Jim Charleston

Director

Jerry O'Connell