Open Your Window to Agatha Christie in 8 Steps
- Open Your Window was written by Harry Nilsson
- Harry Nilsson wrote One
- One was produced by Rick Jarrard
- Rick Jarrard produced Cast And Crew
- Cast And Crew was arranged by George Tipton
- George Tipton arranged Ten Little Indians
- Ten Little Indians is partly inspired by And Then There Were None
- And Then There Were None is a novel by Agatha Christie