Sister Jatt is a feline alien and a member of the Sisters of Plenitude in the Doctor Who episode "New Earth". She was portrayed by Adjoa Andoh.
History[]
Jatt lived on New Earth in the city of New New York. She monitored the experiments on the force-grown humans in the secret Intensive Care Unit beneath the Hospital on New Earth. Trying to escape from the infectious patients after they were set loose by Lady Cassandra, Jatt became their first victim when a patient's hand brushed against her face, spreading its numerous viruses into her immunity-free body, killing her instantly.