Ηθοποιοί επεισοδίου
Christopher EcclestonDoctor Who
Μπίλι ΠάιπερRose Tyler
Zoë WanamakerCassandra O'Brien.Δ17
Yasmin BannermanJabe
Jimmy VeeMoxx of Balhoon
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Beccy ArmoryRaffalo
Sara StewartComputer (voice)
Silas CarsonAliens (voice)
Paul KaseyForest of Cheem Tree
Alan RuscoeLute - Forest of Cheem Tree
Simon Paisley DaySteward
Camille CoduriJackie Tyler