ภารกิจ: โลกมนุษย์

Teri Garr

Roberta Lincoln

Eddie Paskey

Lieutenant Leslie (uncredited)

Robert Lansing

Gary Seven

Don Keefer

Cromwell

Barbara Babcock

Beta Five Computer (voice) / Isis (voice)

Frank da Vinci

Clifford Brent

April Tatro

Isis - human form

Edwin Rochelle

Man With Newspaper (uncredited)