help!! im stuck in a pickle!!

help !!!! im an aspiring female film director, i had a prodocer approach me and he said he wants to produce my next work. he told me he will pay all charges and i set up everything as he asked, i casted actors, booked locations and equipment and crew members - i even started some of the filming- but now the producer has dropped out of the project without giving me a reason. i have so many people to answer to,so many people to pay...i need the money to complete this movie. Please help me raise fundsss!!!! im absolutely depserate!! each and every person who donates will be credited in the movie!! This moie will be sent to various film competitions and i have a few distributors who are interested in purchasing the film for theatre release!!- but they will only pay for the finished project, i need the funds to complete it. this could be my dream come true, please help me!!!