Danny Thomas

as Interviewer / Narrator (voice)

Mel Blanc

as Chinese Magician / Astronaut / Carrot (voice)

Jim Backus

as Moon (voice)

Paul Frees

as Mr. Space / Astronaut (voice)

Marcia McBroom

as Pedestrian

June Foray

as Flowers (voice)

Charles Lane

as Interviewee

Alan Reed

as Interviewee

Sid Melton

as Cab Driver

Doodles Weaver

as Interviewee

John Litel

as Priest