The Malmooth are a race of human like insects who come from the planet Malcassairo. The Malmooth are all but extinct by the year 100 trillion, the last surviving member of their race is called Chantho. Chanto first appears in the episode Utopia where she has been assisting Professor Yana for 17 years but when the Professor is revealed to be The Master, Chanto threatens to kill him. Unfortunately The Master electrocutes Chanto but just before Chanto dies she shoots The Master forcing him to regenerate. Whilst talking Chanto always starts her sentence with the word "Chan" and ends with the word "Tho". She Considers it rude to not start and end sentences with them words but she was still able to do it.