Buzz Latimore (1 episode)
Dr. Evans (1 episode)
1978 Museum Staff
Roland Hollis (1 episode)
Freight Train, Bud (voice)
1st Panel Member (1 episode)
Uniformed Sergeant (1 episode)
James 'Rhodey' Rhodes (voice)
Admiral Fuzzcheeks
Narrator (voice)
Phillip Rollins / Sparky (voice) (1 episode)
Chyron (voice)
Chyron ("Matriculated")
Mr. Jones (voice)
O.J. Simpson (voice) (uncredited)
Willy (voice) (22 episodes)
Joe "Robbie" Robertson (voice) (65 episodes)
Dog / Wolf (voice)
Paramedic (1 episode)
Bailiff (1 episode)
Technician (1 episode)
Security Guard (1 episode)
Flick
Carl (uncredited) (1 episode)