Bill Marchant

as Muto Crow's Nest Tech #2

as Professor

as Michael Smith

as Lance Beekman

as Lecturer

as Elliott

as Mitchell

as Park Ranger #2

as Tom

as Leo

as Shepard

as Bob

as Deputy Frank

as Senior Council Member

as Senior Councilman

as Adrian Conrad

as Adrian Conrad / Goa'uld

as Professor Stein

as Peter Siegmeier (segment "Wheelchair Man")

as Scotty the Engineer

as Harmon Sloan

as Accomplice

as Mitch Lafoy

as Gerry