Complex sentence: His fellow co-creator of these creatures was the programme's unofficial scientific adviser Dr. Kit Pedler, and following their work on "Doctor Who", the pair teamed up again in 1970 when they created a science-fiction programme of their own, "Doomwatch".
Split into simpler sentences: His fellow co-creator of these creatures was the programme's unofficial scientific adviser Dr. Kit Pedler. Following their work on "Doctor Who" the pair teamed up in 1970 to create the science-fiction programme "Doomwatch".