On 9 March, the following important behind-the-scenes events were known to have occurred:
- 1970 - Jon Pertwee signed on for another twenty-five episodes after Inferno: season 8.
- 1981 - Christopher H. Bidmead was commissioned to write an outline for TV: Castrovalva, the replacement to the recently cancelled Project Zeta Sigma.
- 2006 - An orchestral score composed by Murray Gold for The Impossible Planet and The Satan Pit was recorded at Air Studios. (DWMSE 14)