Misc: Development of agricultural ecosystems intended to be complete and self sustaining?

Questions

Which song - The rising of the sun, and the running of the deer, the playing of the merry organ?

What is the common name for Helleborus Niger?

What form of entertainment sprang out of the old Commedia dell'arte?

TV; In which series does Robbie Coltrane play a psychologist named Fitz?

Which character is is played by Richard Attenborough in the 1994 film Miracle on 34th Street?