Writers
34 episodes, characters: "Ood" and "Judoon"
14 episodes, characters: "Daleks"
8 episodes, characters: "Cybermen"
8 episodes, characters: "Cybermen"
7 episodes, characters: "Sontarans"
6 episodes, characters: "Silurians"
4 episodes, format created by
Tom MacRae (II)
3 episodes, written by
Robert Shearman
2 episodes, play "Jubilee"
Marc Platt (II)
2 episodes, idea
Steve Thompson (XII)
2 episodes, written by
2 episodes, character: K-9
Producers
60 episodes, executive producer
60 episodes, executive producer
44 episodes, executive producer
29 episodes, executive producer
27 episodes, executive producer
21 episodes, associate producer
Denise Paul
17 episodes, associate producer
Caroline Skinner
15 episodes, executive producer
15 episodes, line producer
15 episodes, line producer
13 episodes, executive producer
Tracie Simpson
10 episodes, producer
Peter Bennett (II)
6 episodes, producer
3 episodes, associate producer
Sanne Wohlenberg
3 episodes, producer
2 episodes, line producer: US
2 episodes, associate producer