David Duchovny as Fox Mulder

Gillian Anderson as Dana Scully

Amanda Peet as ASAC Dakota Whitney

Billy Connolly as Father Joseph Crissman

Xzibit as Agent Mosley Drummy

Mitch Pileggi as Walter Skinner

Callum Keith Rennie as 2nd Abductor - Janke Dacyshyn

Adam Godley as Father Ybarra

Nicki Aycox as 2nd Victim - Cheryl Cunningham

Alex Diakun as Gaunt Man

Fagin Woodcock as 1st Abductor - Franz Tomczeszyn

Marco Niccoli as Christian Fearon

Carrie Ruscheinsky as Margaret Fearon

Spencer Maybee as Blair Fearon

Veronika Hadravá as Female Assistant

Denis Krasnogolov as Male Assistant

Patrick Keating as Slight Man

Stephen E. Miller as Feed Store Proprietor

Xantha Radley as Monica Bannan

Lorena Gale as On Screen Doctor

Donavon Stinson as Suited Man

Dion Johnstone as 1st Cop

Sarah-Jane Redmond as Special Agent in Charge

Christina D'Alimonte as Doctor's Colleague

Vanesa Tomasino as Hallway Agent

Luvia Petersen as O.R. Nurse

Babs Chula as Surgeon

Marci T. House as Sheriff

Joseph Patrick Finn as Whispering Priest

Beth Siegler as Anesthesiologist

Stacee Copeland as Doctor

Tom Charron as Sheriff Horton

Brent C.S. O'Connor as Tow Truck Driver

Lynne Burnett as Murder Victim (uncredited)

Chris Carter as Man Sitting in Hospital Hallway (uncredited)

Dave Cote as D-Man (uncredited)

Roger Horchow as Elderly Gent (uncredited)

Celeste Insell as Board Room Doctor (uncredited)

Paul Mitton as FBI Agent (uncredited)

Vanessa Morley as Female Hallway Agent (uncredited)

Teana-Marie Smith as Nurse (uncredited)

Michael Stevens as Board Room Doctor (uncredited)