Conversion is a Big Finish Productions audio drama based on the long-running British science fiction television series Doctor Who.
The Cybermen... The great civilisation we could have been... if we'd taken another path. A purer path. The Scorpius strategy is now in full operation. There will be victory in Orion...
- Samantha - Hannah Smith
- Paul/Comms/Security - Barnaby Edwards
- Hendry/Helliton/Glaust/Karen's Father/Protester/Guard - Ian Brooker
- Levinson/Captain/Pilot/Public Address/Soldier - Toby Longworth
- SSC Control/Operations Officer/Helm - Samantha Sanns
- Comp - Samantha Sanns
- Karen - Sarah Mowat
- Liam/Nash - Mark McDonnell
- Computer - Hannah Smith
- Cyberman/CyberPlanner/Control/Guard/Reporter - Nicholas Briggs
External links 
Cyberman: Conversion at the Doctor Who Reference Guide