Grosvenor Casino London The Rialto: Gambling Inside a Converted West End Theatre

Grosvenor Casino London The Rialto sits on Coventry Street, tucked between Piccadilly Circus and Leicester Square, inside a building that spent most of the twentieth century as a cinema before its conversion into a casino. For anyone reading Grosvenor Casino London The Rialto reviews before going, my main takeaway is that this is a practical, central casino rather than a big destination venue built around one headline feature. The online casino London option under the Grosvenor name runs as a completely separate product, while the Coventry Street venue is a different kind of evening: a 24-hour gaming floor inside a Grade II listed former theatre, with live tables, a Backstage Bar and electronic gaming reaching up toward the old balcony. For current hours, games and promotions, it’s always worth checking the Official website before heading out.

Arrival & exterior

Coventry Street connects Piccadilly Circus to Leicester Square, and the Rialto sits roughly in the middle of that stretch, at numbers 3–4, without much of a dramatic street presence. The building opened in 1913 as a cinema, was renamed the Rialto in the 1920s, and later spent time as a themed café before the casino conversion. None of that history really shows on the façade — I wouldn’t expect to notice it walking past unless I already knew what I was looking for. What gives the location away is mostly the signage and the entrance itself, sitting among the other Coventry Street frontages, cinemas and fast-food shops that make this one of the busiest tourist stretches in the West End. Stepping through the door is really where the building starts to explain itself, because the theatre interior behind that plain frontage turned out to be considerably more characterful than the street suggested.

Getting there & parking

This is about as central as a London casino location gets: Piccadilly Circus and Leicester Square Underground stations are both within a few minutes’ walk, and most West End bus routes pass close by. I wouldn’t drive into this part of the West End for a casino visit. There’s no dedicated car park attached to the venue, and on-street parking around Piccadilly Circus is limited to short-stay bays and residents’ permits. Anyone arriving by car would be better off using one of the pay-and-display or NCP car parks around Soho or Chinatown and walking the rest of the way, rather than expecting to park close to the door.

First impression inside

What struck me first was the contrast between the low-key street entrance and the space inside: high ceilings, ornate detailing and a genuine sense that this used to be a theatre auditorium rather than a purpose-built casino. The main gaming floor sits roughly where the stalls would have been, with tables laid out under the old decorative features, while electronic gaming machines extend up toward a balcony level and the Backstage Bar. It’s not a large venue by West End casino standards, and it doesn’t try to be — the layout was easy enough to read within a couple of minutes: tables toward the centre, machines along the edges and up the stairs, bar tucked into what would once have been the circle. Being open 24 hours, the atmosphere presumably shifts a lot between a quiet afternoon and a busy Saturday night, though the space itself is compact enough that it never really loses its shape either way.

The gaming floor

The offer here is built around a combination of live tables, a fairly detailed electronic gaming setup and a slots corner, rather than any one standout feature. It reads as a straightforward local Grosvenor gaming floor housed in an unusually characterful building — the games themselves are the same kind of thing you’d find at other Grosvenor venues, but the setting changes how the visit feels.

Table games

Roulette and blackjack are the two table games on offer, both running around the clock. Stakes are shown at the table rather than fixed in advance, so the Grosvenor Casino London The Rialto minimum bet isn’t something I’d guess ahead of a visit — it’s worth checking the marker before sitting down, since it can move with the table and time of day.

Game	Minimum bet	Opening times / details
Roulette	Shown at the table	24 hours
Blackjack	Shown at the table	24 hours

Poker and poker-style games

There’s no dedicated poker room here, and no live cash games or tournaments running on-site at the moment. Anyone after a poker session specifically at this venue would be better directed toward a different Grosvenor casino, or toward the Hippodrome a short walk away near Leicester Square, which runs a dedicated multi-floor poker deck with regular cash games and tournaments — a different scale of operation altogether, and not a like-for-like comparison. Grosvenor’s own app carries poker updates across its venue network, so that’s the more useful place to check if a poker offer is ever added here, rather than expecting to find one on the floor tonight.

Slots & electronic gaming

The slot and electronic gaming side is where this venue puts more of its floor space, relative to the table area. There are 40 slot machines, including familiar high-street titles like Fishin’ Frenzy, Lucky Lady’s Charm, Sizzling Hot and Book of Ra, several of them linked to £20,000 jackpot games. The electronic gaming spread continues up past the machines toward the balcony and the Backstage Bar, which is also where the room takes advantage of the view over Coventry Street. I found the machine area easy enough to navigate — brighter and louder than the table floor, as you’d expect, without feeling cramped given the scale of the original theatre space.

Offer	Details	Opening times
Slots	40 machines, including Fishin’ Frenzy, Lucky Lady’s Charm, Sizzling Hot and Book of Ra	24 hours
Electronic tables	Extended electronic gaming spread around the balcony and Backstage Bar	24 hours
Jackpots	£20,000 jackpot games linked to selected slot titles	Current jackpot details checked in advance

The gaming offer can vary by venue, time and availability. The games on the floor here are different from the Grosvenor Casino London The Rialto online offer, which runs as its own separate product.

Food and drink

Food and drink service runs around the gaming floor and through the Backstage Bar rather than as a separate, standalone restaurant. It reads more like a bar built to keep people fed and watered between hands than a destination dining room — a practical stop rather than a night out built around the menu. I’d treat it as somewhere to grab a drink and take a short break from the tables or machines, with the Backstage Bar’s view over Coventry Street doing more of the work than the food itself. Current booking details and table availability are best checked directly before a visit, since food-and-drink offerings at venues like this tend to shift more often than the gaming floor does.

Offer	Opening hours	Booking / details
Backstage Bar	24 hours	Drinks service overlooking Coventry Street, alongside the gaming floor
Food service	On-site	Booking and current menu checked in advance

Activities & visitor benefits

Live sport is a regular part of the offer here, with football, racing and other late-night fixtures shown around the venue, and fanzone-style seating set up for some events. Beyond that, promotions and seasonal activity tend to move around, so I wouldn’t plan a visit around one specific event without checking first — I’d check the website for whatever’s actually running on the night you’re planning to go.

Membership runs through Grosvenor One, which gives eligible members fast-track entry, access to cash funds on-site, and the ability to move funds between the casino account and the online side, along with some control over gaming limits through the account settings. I would treat any Grosvenor Casino London The Rialto bonus as a current member or venue offer rather than a fixed reason to visit, since these things tend to change.

There’s also a separate online offer connected to the Grosvenor name, with its own games, registration and conditions — worth checking directly if that side interests you, since it runs independently of anything happening on the Coventry Street floor.

Category	Description
Live sport	Football, racing and late-night fixtures screened at the venue, with fanzone-style seating for some events
Grosvenor One	Fast-track entry, on-site cash fund access, transfers to/from online account, gaming-limit controls
Online offer	Separate digital casino product, independent of the physical venue

Entry, dress code & practical rules

Entry is restricted to 18 and over, and first-time visitors need to sign in at reception — bring a driving licence or another official photo ID, since a photocopy or a phone photo of a document won’t be accepted for the age check. The dress code is smart casual: smart jeans and smart trainers are fine, but the venue can refuse sportswear or anything considered offensive. Paid experience packages, table bookings and restaurant reservations are handled separately from ordinary entry, so if any of those matter to your visit, it’s worth sorting them out ahead of time rather than assuming you can arrange everything at the door.

Final verdict & tips

What stayed with me most was the building rather than any single part of the gaming offer — a former West End cinema with much of its original decoration still in place isn’t something you get at most casino visits, and it gives an otherwise fairly standard local Grosvenor floor a different character. The gaming side itself is compact and straightforward: two table games, a solid slots and electronic gaming spread, and no live poker room, so this isn’t the venue for anyone specifically chasing a poker night. For me, it felt like a practical, central stop rather than a destination in itself — useful if you’re already around Piccadilly Circus or Leicester Square and want an easy, no-fuss casino visit; less useful if poker or a sit-down restaurant meal is the main plan.

A few practical points worth keeping in mind before going:

• Bring valid physical photo ID — a driving licence or similar — since scans and phone photos aren’t accepted at the door.
• Check the dress code if you’re planning to arrive straight from daytime sightseeing, since smart casual is enforced.
• If poker is what you’re after, look elsewhere in the West End rather than assuming a room exists here.
• Check the website for any live sport screenings or seasonal promotions before travelling, since these change.
• Set a rough budget in mind before spending time on the slots, given the range of stakes and jackpot games on the floor.

Compared with a short walk to somewhere like the Hippodrome, this venue felt smaller and more local in character, with less going on beyond the core gaming floor — which suited me fine on a night when I just wanted a straightforward casino visit rather than a whole entertainment complex built around it.

✅ Pros	❌ Cons
Distinctive Grade II listed former-theatre setting	No live poker room on-site
24-hour table and electronic gaming	Limited to two table games (roulette and blackjack)
Grosvenor Casino London The Rialto app for account access, poker updates and Grosvenor One features	No dedicated on-site parking
Grosvenor Casino London The Rialto online as a separate digital gaming option	Food and drink service secondary to the gaming floor, not a standalone restaurant