In Whittaker's first major role, she co-starred as Jessie (Venus) in the film "Venus". Her radio credits include a 2008 adaptation of "Blinded by the Sun" by Stephen Poliakoff and Lydia Bennett in "Unseen Austen", an original drama by Judith French. In 2009, she worked on the film "Ollie Kepler's Expanding Purple World", the BBC2 drama "Royal Wedding", and the short film "Wish 143", which was nominated for the Academy Award for Live Action Short Film at the 83rd Academy Awards.