- Wrote a Thank You Note to fans when she left the series, thanking them for their support. It was distributed among bloggers and her fan club but kept mostly kept private among her fan base.
- Parents were Iranian and Ghanian, although she was raised Roman Catholic in North London.
- Is one of just a few actors who joined the series full time after guest starring in a different role; the others being Colin Baker, Peter Capaldi, Nicholas Courtney and Karen Gillian.
- Studied Martial Arts, gymnastics, dance and practices horse back riding, which helped her get the role of Martha as producers were keen to get the companion into action sequences.
- Originally auditioned for a guest part in Torchwood, but producers were impressed enough that they invited her to screen test with David Tennant for the role of Martha. She was extremely nervous but Tennant left her reassuring note before the test which helped calm her nerves and win the part.