James Earl Jones
Will Cleveland
Darth Vader (voice)
Darth Vader (voice - uncredited)
Vice ADM James Greer
Diablo
Terrence Mann
Supporting Role
Franklin Stern
Self - Host
Mr. Bernard Abbott
Self - Interviewee
Thulsa Doom
Ommadon (voice)
Adm. James Greer
Dugan
Alice
Frank Couzo
Voice Box at Hardware Store (voice)
King Jaffe Joffer
Narrator of Michael's Past (voice) (uncredited)
Avery Phillips
Papa Jenkins
Mr. Mertle
Lt. Spencer
Professor Banks
Umslopogaas
