Melissa is a fictional character portrayed by Lucinda Dryzek in the TV series Doctor Who.
In the first episode they appeared in, titled School Reunion (season 2), they were 15 years old.
They appear in 1 episodes out of a total of 166 aired
Episodes1
School Reunion
episode S2.E3 october 2006The Krillitanes - aliens with a mix-and-match physiology - are trying to crack the 'God-Maker', a paradigm to give them ultimate power. They are using children as a computer, and only the Doctor and Rose, re-united with Sarah Jane Smith and K9 can prevent them from becoming masters of time and space.