Cast & Crew
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Peter SellersPrime Minister Rupert - Jean SebergHelen Kokintz
- David KossoffProfessor Alfred Kokintz
- William HartnellWill Buckley
- Leo McKernBenter
- Timothy BatesonRoger
- MacDonald ParkeGeneral Snippet
- Monte LandisCobbley
- Harold KasketPedro
- Colin GordonBBC Announcer
- Jacques CeyTicket Collector (uncredited)
- Bill NagyU.S. Policeman (uncredited)
- Mavis VilliersTelephone Operator (scenes deleted)
- Jack ArnoldDirector
- Jon PeningtonProducer
- Jack ArnoldProducer
- Walter ShensonProducer
- Carl ForemanProducer