2x09 DNA Doomsday

Quinton Flynn

Jonny Quest (voice)

Jennifer Hale

Jessie Bannon (voice)

Rob Paulsen

Hadji Singh (voice)

John de Lancie

Dr. Benton Quest (voice)

Robert Foxworth

Race Bannon (voice)

Frank Welker

Robert Cait

Base Op (voice), Checkpoint Guard (voice)

Arye Gross

Matthews (voice)

Dean Jones

Dr. Karel (voice)

George Kennedy

General Axton (voice)