Ηθοποιοί επεισοδίου
Don MarshallDan Erickson
Heather YoungBetty Hamilton
Don MathesonMark Wilson
Stefan ArngrimBarry Lockridge
Gary ConwaySteve Burton
Deanna LundValerie Scott
Kurt KasznarAlexander B. Fitzhugh
Broderick CrawfordProf. Gorn
Stuart MargolinZoral
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William ChapmanSecretary Mek
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James DarisSuper Giant Robot
Richard CarlyleSpecial Policeman
Steven MarloMinor SID Official
Erik L. NelsonSID Officer