Scooby-Doo / Fred Jones (voice)
Shaggy Rogers (voice)
Daphne Blake (voice)
Velma Dinkley (voice)
Zip Elvin (voice)
H.A.M. (voice)
Sly Baron (voice)
Hudson Baron / Alien (voice)
Shannon Lucas / Ridley / Launch Manager (voice)
Colt Steelcase (voice)
Uvinous "U-Boat" Botango / Drake (voice)
Clark Sporkman (voice)
