Play exciting online slot machines at UK's William Hill, including favourite games like 20p roulette & Cleopatra slots. *Buy-in £10, Get £30 welcome bonus* now. William Hill Vegas Casino · Online Slots at William Hill · Rules. Play at William Hill, home of online betting, for the best range of casino games like Blackjack, slots & poker, and enjoy premier football betting odds. William Hill Promo codes William Hill bonus offer, Promotion details, Promo Code. Sports, Bet £10 get £30 in free bets. C3 Casino, % first deposit. Short Facts about William Hill. It is a great way to exercise and practice your poker skills before heading into the big league. William Hill Vegas Promo Code. William Hill is operated by WHG International Limited, a company registered in Gibraltar. You a wide range of market choice, live score updates and secure withdrawal and deposit alternatives. For more information, go to begambleaware. Mobile casino by this international bookmaker is fully regulated and casino ladbrokes com by this reputed gambling operator.