Will Estes

Jonny Quest

Ed Gilbert

Commander

Meredith MacRae

Dr. Rachel Quest

George Hearn

President

Anndi McAfee

Jessie Kenyon (Bannon)

Don Messick

Dr. Benton C. Quest / Bandit

Rob Paulsen

Hadji

Whit Hertford

Pepe Serna

Agent Menendez

Peter Renaday

Dr. Victor Devlon

Jeffrey Tambor

Dr. Zin

Marcelo Tubert

Chef

Granville Van Dusen

'Race' Bannon

B.J. Ward

3-DAC

Frank Welker

Snipe / Replicants