Frank Welker
/ Bandit / Professor Erikson (voice)

Jennifer Hale
Jessie Bannon (voice) / Kate (voice)

Quinton Flynn
Jonny Quest (voice)

Jesse Douglas
Jessie Bannon (voice)

Michael Benyaer
Hadji Singh (voice)

Rob Paulsen
Hadji Singh (voice)

George Segal
Dr. Benton Quest (voice)

John de Lancie
Dr. Benton Quest (voice)

Robert Patrick
Race Bannon (voice)

Robert Foxworth
Race Bannon (voice)

B.J. Ward
Iris the Computer (voice)

Michael Bell
Ezekiel Rage (voice) / Karst (voice) / Dr. Forbes (voice)

Ed Gilbert
Badur (voice) / Hakim (voice) / Salim (voice) / Haresh (voice) / Professor Schee...

Nancy Linari
Neela (voice) / Julia (voice)

Clyde Kusatsu
Dr. Zin (voice)

Jim Meskimen
Torgeson (voice) / Dr. Vedder (voice) / Black Jack Lee Impostor (voice) / Havel ...

Darleen Carr
President Stasny (voice) / President (voice) / Abby (voice)

Earl Boen
Officer (voice) / Stage Coach Guard (voice) / Dr. Forbes (voice) / Kyle (voice)

Helene Udy
Julie (voice) / Belle (voice) / Natasha Rastova (voice)

Jim Cummings
Harpooner (voice) / Planesman (voice) / Florid Face (voice) / Yagor (voice) / Ca...