The Sacrifice of Jo Grant (audio story)

 was the third story in the audio anthology The Legacy of Time, produced by Big Finish Productions. It was written by Guy Adams and featured Tim Treloar as the Third Doctor, Katy Manning as Jo Jones, Jemma Redgrave as Kate Stewart and Ingrid Oliver as Osgood.

Publisher's summary
When pockets of temporal instability appear in a Dorset village, UNIT are called in. Soon, Kate Stewart and Jo Jones find themselves working alongside the Third Doctor, while Osgood battles to get them home. But this isn’t the first time UNIT has faced this threat. Only before, it seems that Jo Grant didn’t survive...

Cast

 * The Doctor - Tim Treloar
 * Jo Jones - Katy Manning
 * Kate Stewart - Jemma Redgrave
 * Osgood - Ingrid Oliver
 * Lieutenant Wallace - Nicholas Briggs
 * Allison Williams - Karen Gledhill
 * Brigadier Lethbridge-Stewart - Jon Culshaw

Continuity
to be added