Sarah Jane Smith/Appearances

Doctor Who (Classic series)

 * The Time Warrior
 * Invasion of the Dinosaurs
 * Death to the Daleks
 * The Monster of Peladon
 * Planet of the Spiders
 * Robot
 * The Ark in Space
 * The Sontaran Experiment
 * Genesis of the Daleks
 * Revenge of the Cybermen
 * Terror of the Zygons
 * Planet of Evil
 * Pyramids of Mars
 * The Android Invasion
 * The Brain of Morbius
 * The Seeds of Doom
 * The Masque of Mandragora
 * The Hand of Fear
 * The Five Doctors

K9 And Company

 * A Girl's Best Friend

Sarah Jane Smith

 * Comeback
 * The TAO Connnection
 * Test of Nerve
 * Ghost Town
 * Mirror, Signal, Manoeuvre
 * Buried Secrets
 * Snow Blind
 * Fatal Consequences
 * Dreamland

Doctor Who (New Series)

 * School Reunion

The Sarah Jane Adventures

 * Invasion of the Bane

(and 10 forthcoming episodes)

note: list currently very incomplete