The easiest way to travel to the venue is by car as The Canalside is only 1 mile off J24 of the M5 and takes less than 5 minutes form the motorway juntion.
Other options
Coach - Bridgwater is also easily accessible by coach with direct coaches from London Victoria and Heathrow as well as the rest of the Country by National Express as well from London Hammersmith with Berrys Coaches.
Train thetrainline.co.uk – Bridgwater has a station but you would probably need to go to Taunton (2 hours from London Paddington) first and get a connection to Bridgwater (unless taking the slow train from Bristol). A taxi from Taunton to Bridgwater will cost about £30-35 one way.