 It stars Russ Tamblyn in the title role, with a largely British supporting cast (it was filmed in both Hollywood and London), including Bernard Miles and Jessie Matthews as Tom Thumb's adoptive parents, June Thorburn as the Forest Queen and comic actors Terry-Thomas and Peter Sellers as the villainous duo who try to exploit the tiny hero for profit.Director Pal worked with cinematographer Georges Périnal, animators Wah Chang and Gene Warren, art director Elliot Scott and special effects artist Tom Howard to create the animated and fantasy sequences.Peggy Lee wrote the songs, and Douglas Gamley and Ken Jones wrote the music.