SJAF 4

Episode four of Sarah Jane's Alien Files aired alongside The Empty Planet.

Synopsis
While writing an email to Luke, Sarah Jane Smith discusses family with Mr Smith. This discussion leads to the addition of the Slitheen and Blathereen families, as well as the Blathereen's gift of rakweed, to the Alien Files.

Cast

 * Sarah Jane Smith - Elisabeth Sladen
 * Mr Smith - Alexander Armstrong

Crew

 * Title music - Murray Gold
 * Music - Sam Watts
 * Script consultant - Phil Ford
 * Graphics - BBC Wales Graphics
 * Director of photography - Tim Knight
 * Camera operator - Leon Hoser
 * Sound recordist - Olly Astles-Jones
 * Make-up - Emma Bailey
 * Online editor - Paul Shields
 * Dubbing mixer - Ashley Armstrong
 * Production executive - Dominic Parry
 * Production manager - Jane Jenkins
 * Editor - Ivan Probert
 * For BBC Wales - Brian Minchin, Nikki Wilson
 * Director - Pip Banyard
 * Executive producers - Gillian Scothern, Russell T Davies
 * Series producer - John Piper

Story notes

 * This story contains clips from TV: Revenge of the Slitheen and TV: The Gift.

Continuity

 * Luke Smith is away at University, where he went in TV: The Nightmare Man.
 * Sarah recounts the circumstances in TV: Revenge of the Slitheen which led to Clyde Langer's joining the Bannerman Road gang.