Guest Stars Kevin Manser as Zarbi Jack Pitt as Zarbi Hugh Lund as Zarbi John Scott Martin as Zarbi Gerald Taylor as Zarbi Robert Jewell as Zarbi Roslyn DeWinter as Vrestin Arne Gordon as Hrostar Ian Thompson as Hetra Martin Jarvis as Hilio Jolyon Booth as Prapillus Jocelyn Birdsall as Hlynia Barbara Joss as Nemini
