Voters paid £8 a head to attend the debate, hosted by Christ Church, in Turnham Green, Chiswick, on Tuesday (April 14), with proceeds going to homeless charity The Shelter Project Hounslow.
Brentford TV was there to cover proceedings and has shared this footage of the five candidates' closing arguments with getwestlondon.
Tory candidate Mary Macleod, who has held the seat for the last five years, said a vote for the Conservatives would be a vote for "strong leadership, a clear economic plan and a brighter, more secure future".
UKIP's Richard Hendron described this election as the most exciting in his lifetime and said he wanted MPs from the party to be involved in a coalition government so they could stand up for what "everyday people want".
Green Party candidate Daniel Goldsmith said the party was now the third biggest in UK politics and told those assembled: "It's not just between Labour and the Conservatives. You are allowed to vote green."
Labour's Ruth Cadbury summed up by focusing on questions over Conservative policy, like whether they would put VAT on food and children's clothes, and how they would fund the extra £8bn a year they have promised for the NHS.
Joe Bourke, for the Liberal Democrats, laid out the party's five key commitments, including its promise to increase the personal allowance - the amount of earnings on which no tax is payable - to £12,500.
The candidates will face off again on Wednesday (April 15) at a hustings in St Paul's Church, St Paul's Road, Brentford, from 7pm-9pm. getwestlondon will be there to bring you a full report of all the action.