Moomintroll was a Swedish television series about the Moomins 1969 directed by Vivica Bandler and Ulla Berglund. The series, which is in 13 parts, is written by Tove and Lars Jansson, and produced by Swedish Radio. The premier was December 5, 1969 on TV2. The series became known for Moomins took off their heads a bit into the series. In 2008 the series was up as the play "The King of Moomin Valley" at the Swedish Theatre in Helsinki.

Writer and psychiatrist Oscar Parland (1912-1997) narrates this nostalgic story about his early childhood memories and fantasies. Five-year-old Riki spends the summer of 1917 at his cosmopolitan family's summer house by the Gulf of Finland. Surrounded by other children and eccentric adults who speak Swedish, German and Russian, Riki also encounters some fantastic animal characters no one else is able to see.