"Herman's Hermits' first film, in which the British band has the chance to have an American spacecraft named for them."
Peter Noone
as Herman
Karl Green
as Karl
Keith Hopwood
as Keith
Derek Leckenby
as Derek
Barry Whitwam
as Barry
Shelley Fabares
as Louisa Page
Sue Ane Langdon
as Cecile Bannister
Herbert Anderson
as Ed Lindquist
Bernard Fox
as Dudley Hawks
Harry Hickox
as Colby Grant
Hortense Petra
as Henrietta Page
Mickey Deems
as Publicist
Ray Kellogg
as Detective #1
John Hart
as Detective #2
Phil Arnold
as Photographer
Bill Baldwin
as Television Newscaster (uncredited)
Robert Nunn
as Boy on Airplane (uncredited)
Jeffrey Sayre
as Benefit Attendee (uncredited)
Robert E. Kent
Writer
Arthur Lubin
Director
Wilda Taylor
Choreographer
Sam Katzman
Producer
Fred Karger
Original Music Composer
Paul Vogel
Director of Photography
Ben Lewis
Editor
George W. Davis
Art Direction
Eddie Imazu
Conductor
J. McMillan Johnson
Visual Effects
Carroll L. Shepphird
F. Keogh Gleason
Set Decoration
Henry Grace
Sydney Guilaroff
Hairstylist
William Tuttle
Makeup Artist
Al Shenberg
Assistant Director
Franklin Milton
Recording Supervision
Robert G. Stone
Unit Production Manager