Jay Karnes

as Doctor Nelson

as Peter

as Chancellor Franklin Murphy

as Russel

as Dr. Rumely

as Adult Roger

as Self

as Donald Trout

as Dr. Wilfred Cole

as Agent Wells

as Cecil Walsh

as Colin Braggs

as Craig Lindauer

as Robert Gale

as FBI Agent William Graff

as Dr. Paul Lewis

as Paul Carter

as Phil Stanner

as Detective Bauer

as Martin Loeb

as Jim Roman

as Chris Bolling

as Agent Joshua Kohn

as Tyler Brennen

as Roy Scovell

as Hamilton Bartholomew

as Martin Rausch

as Nick Greenwald

as Artie Russo

as Andrew Nolan

as Holland 'Dutch' Wagenbach

as IA Officer Wagenbach

as Noah Bunning

as Dr. McGrath

as Simon Prune

as Mark Torry

as Brad Anderson

as Lt. Ducane

as David Ross

as Corporate Guy