Guest Stars Gary Krawford voices Thanos Credit Only Jennifer Dale voices Various Cedric Smith voices Various Alison Sealy-Smith voices Various Colin Fox voices Various Norm Spencer voices Various Aron Tager voices Various Robert Bockstael voices Various Tara Rosling voices Various Marc Strange voices Various Elizabeth Shepherd voices Various Camilla Scott voices Various John Neville voices Various James Blendick voices Various Uncredited Karl Pruner voices Beta Ray Bill Lally Cadeau voices Lady Chaos