K9 Mark IV/Appearances

Series 2

 * School Reunion (introduction; cameo)

Series 4

 * Journey's End

Series 1

 * Invasion of the Bane
 * The Lost Boy

Series 3

 * The Mad Woman in the Attic
 * The Wedding of Sarah Jane Smith
 * Mona Lisa's Revenge
 * The Gift

Mini-episodes

 * From Raxacoricofallapatorius With Love

The Sarah Jane Adventures novelisations

 * Invasion of the Bane
 * The Lost Boy
 * The Wedding of Sarah Jane Smith

Find Your Fate series

 * Search for the Doctor

Short stories

 * A Dog's Life