Dooley first appeared on television as one of the participants on the documentary TV series Blood, Sweat and T-shirts.
Dooley and the other participants were selected to illustrate the typical fashion-obsessed consumer.
In 2011, BBC Three aired Tourism and the Truth: Stacey Dooley Investigates.
Over two episodes, Dooley investigated how tourism in Thailand and Kenya is affecting local workers, in particular with regard to local wages, corruption and environmental changes.
It also aired in Australia on ABC2 from 2 June 2010.
In October 2010, BBC Three aired two further programmes, the first on former child soldiers in the Democratic Republic of Congo and the second on sex trafficking and underage sex slavery in Cambodia.
A three-part series entitled Coming Here Soon was broadcast on BBC Three in June and July 2012, in which Dooley explores the lives of young people in three countries affected by the global financial crisis: Greece, Ireland and Japan.On 28 January 2016, Dooley presented Stacey Dooley in Cologne: The Blame Game, about the New Year's Eve sexual assaults in Germany.