Bill Bixby
Dr. David Bruce Banner
Jack Colvin
Jack McGee
Lou Ferrigno
The Incredible Hulk
Mariette Hartley
Dr. Caroline Fields
Brian Cutler
Brad
D
Diane Markoff
The Girl
D
Duncan Gamble
Mark
Meeno Peluce
The Boy
Rosalind Chao
Receptionist
Russ Grieve
Conservative Man
N
Nat Jones
1st Messenger
R
Russell Takaki
2nd Messenger
Ted Cassidy
Narrator / Hulk (voice) (uncredited)