Leon Theremin
Self – Inventor of the Theremin
Acting
Clara Rockmore
Self – Theremin Virtuoso
Acting
Robert Moog
Self – Inventor of the Moog Synthesizer
Acting
Nicolas Slonimsky
Self – Composer and Historian
Acting
Paul Shure
Self – Musician
Acting
Henry Solomonoff
Self – Theremin Studio Member
Acting
Suki Bader
Self – Theremin Dancer
Acting
Beryl Campbell
Self – Theremin Dancer
Acting
Lydia Kavina
Self – Theremin's Niece
Acting
Brian Wilson
Self – Founder of The Beach Boys
Acting
Todd Rundgren
Self – Musician and Producer
Acting
Vladimir Lenin
Self (archive footage)
Acting
Ingrid Bergman
Dr. Constance Petersen (archive footage) (uncredited)
Acting
Bobby Burgess
Actor in Mickey Mouse Show Clip (archive footage) (uncredited)
Acting
Samuel Hoffman
Self – Mickey Mouse Show Clip (archive footage) (uncredited)
Acting
Jerry Lewis
Sidney L. Pythias (archive footage) (uncredited)
Acting
Ray Milland
Don Birnam (archive footage) (uncredited)
Acting
Patricia Neal
Helen Benson (archive footage) (uncredited)
Acting
Gregory Peck
John Ballantyne (archive footage) (uncredited)
Acting
Michael Rennie
Klaatu (archive footage) (uncredited)
Acting
Barbara Rush
Helen Fields (archive footage) (uncredited)
Acting
Joe Sawyer
Frank Daylon (archive footage) (uncredited)
Acting
Jefferson Dudley Searles
Mr. Crow (archive footage) (uncredited)
Acting
Alex Tkaczevski
Self – Translator (uncredited)
Acting