Welcome to the forum.
Never played there or been to London, but I think this is what you were looking for...
Loose Cannon Sports Bar and The VC Players Lounge,
13-16 All Hallows Lane,
The club is located 2 minutes from Cannon Street Station,
directly under Cannon Bridge, south side of Upper Thames
Street next to the Fire Station.
Members Parking £5 flat rate at NCP Upper Thames St,
by VW dealer. Simply exchange your NCP ticket at club.