Full Cast — Jonny Quest (1964–1965)

Tim Matheson

Jonny Quest (voice)

Mike Road

Race Bannon (voice)

Danny Bravo

Hadji (voice)

Don Messick

Dr. Quest / Bandit (voice)

Vic Perrin

John Stephenson

Dr. Quest (voice)

Henry Corden

Cathy Lewis

Keye Luke

Jesse White