David Tennant
The Doctor (voice) (7 eps)
Georgia Tennant
Cassie Rice (voice) (6 eps)
David Warner
Lord Azlok (voice) (6 eps)
Stuart Milligan
Colonel Stark (voice) (6 eps)
Peter Guinness
Mister Dread (voice) (5 eps)
Nicholas Rowe
Rivesh Mantilax (voice) (5 eps)
Ryan McCluskey
Sergeant (voice) (5 eps)
Clarke Peters
Night Eagle (voice) (4 eps)
Lisa Bowerman
Saruba Valek (voice) (3 eps)