Watch Little Nemo: Adventures in Slumberland online English dubbed free with HQ / high quailty. Stream Little Nemo: Adventures in Slumberland English version. The film opens with the young boy Nemo experiencing a nightmare in which he is pursued by a locomotive. Upon awakening the next day, he goes to see a parade welcoming a traveling circus. Nemo is turned down the opportunity to see the circus by his father, who is too busy to act as his chaperone. Later that night, Nemo imitates the act of somnambulism in an attempt to sneak some pie away, which acts against a promise he had made earlier to his mother. Upon falling asleep that night, Nemo is approached by figures from the parade. The circus organist introduces himself as Professor Genius and claims that they had been sent on a mission by King Morpheus, the king of a realm named Slumberland. The mission involves Nemo becoming the playmate of the princess Camille. Although Nemo initially has reservations about interacting with royalty of the opposite gender, he decides to set off to fulfill his mission.