This Week in USA
![USA](https://layout.doctorwhonews.net/img/flags/US.gif)
The Sontaran Experiment: Part One
Last updated 19 December 2021
8:00pm-8:30pm EST (01:00 GMT) < > « »
Retro TV
![Google](http://www.google.com/calendar/images/ext/gc_button1_en-GB.gif)
Featuring: Tom Baker, Ian Marter, Elisabeth Sladen, Kevin Lindsay
Harry and Sarah walk into a trap while the Doctor solves a mystery.
Synopsis Source: Retro listings
Broadcast Source: Retro TV