Plot
Three kids discover a tiny kingdom beneath their kitchen sink and are drawn inside, becoming involved with the miniature world's civil war.
Where to watch The Secret Kingdom?
The Secret Kingdom is an adventure movie featuring Gerald S. O'Loughlin and directed by David Schmoeller.
The Secret Kingdom is currently streaming for free (ad-supported) on Crackle, FILMRISE, Freevee, Plex, Plex Player, The Roku Channel and Tubi TV and it's also available on Full Moon Amazon Channel, Hoopla and fuboTV.
It is also possible to buy The Secret Kingdom on Amazon Video.