Oxfam's deputy chief executive resigned yesterday, saying she took "full responsibility" for failing to act immediately in the sexual misconduct scandal involving the charity's workers in Haiti following the 2010 natural disaster.
Oxfam has denied covering up the scandal, which triggered the resignation of its deputy chief executive on Monday.
The Speechless star severed her 20 years' support for the charity, claiming to be "horrified" by allegations some Oxfam staff paid for sex while working in crisis ravaged Haiti, the UK Telegraph reports.
The global development secretary Penny Mordaunt said she would wait for the Charity Commission's report before making a decision on Oxfam's funding.
Former aid workers of Oxfam in Haiti have been accused of paying for sex while on a mission to help those affected by the 2010 natural disaster.
Ms Driver is not the only person to condemn the charity's actions: More than 1,200 people cancelled their monthly donations in the days following the news. On average there are 600 cancellations per month.More news: 'Hey!' - Prince Harry's hand nipped by pony, Meghan thinks it's brilliant
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International Development Secretary Penny Mordaunt said she was taking the issue "very seriously" but would not rush into deciding on whether to pull government funding from the charity.
Scotland's worldwide development minister, Alasdair Allan, has held crisis talks with Oxfam seeking assurances that projects involving the Scottish Government are not caught up in the charity's prostitution scandal.
The official charity of the UK's Catholic bishops hired a former Oxfam worker who was involved in that charity's sex-with-earthquake victims scandal, which is just now coming to light.
The programme said it had not received notification of any safeguarding incidents involving DofE participants volunteering in Oxfam stores.
The European commission, which also gives as much funding as the United Kingdom government to Oxfam said that "We are ready to review and if needed cease funding any partner who is not living up to the required high ethical standards".
Evans, who headed a "safeguarding" section responsible for protecting staff and the people Oxfam works with, spoke of frustration that her calls for more support for her team were not taken seriously enough.