Ood - list of appearances

Series 2

 * The Impossible Planet/The Satan Pit

Series 3

 * Human Nature (Archival footage)

Series 4

 * Planet of the Ood

2009 Specials

 * The Waters of Mars (cameo)
 * The End of Time

Series 5

 * The Eleventh Hour (hologram)
 * The Lodger (archival footage)

Series 6

 * The Doctor's Wife
 * Death Is the Only Answer (Albert Einstein)

Doctor Who Files

 * Disappearing Act

Tardisodes

 * Tardisode 8
 * Tardisode 9

Stage plays

 * Doctor Who: The Monsters Are Coming! 

Webcast

 * Captain Jack's Monster Files