Served in a relaxed, welcoming setting, the Grosvenor Casino menu esssx an eclectic range of contemporary dishes. Would like to go back in my next visit to Witham. Belfairs Wood, Park and Nature Reserve.club coast casino FUNNY PICTURES GAMBLING Grosvenor Casino Southend. Church Road, Southend on Sea, SS1 2AL. East Sussex Edinburgh Essex Exeter Glasgow Gloucestershire Hampshire Herefordshire Hertfordshire Kent Lancashire. Grosvenor Casino Southend, Southend -on-Sea: Hours, Address, Attraction Reviews. Donna C. Essex, United Kingdom. Level Contributor. 12 reviews. Walden South Ockendon South Woodham Ferrers Eastern Esplanade, Southend -on-Sea, Essex, SS1 2ZG. Details. The Rendezvous Casino is THE place to eat, drink and play.