Entry is by password, which you can find out when attending a Cabaret Season performance.
The secret bar is open on Thursday through Saturday nights from 14-23 September.
5 more ‘secret’ sites in Auckland
Here are some more 'secret' sites in Auckland. Do you have any secret places you love? Hit us up on Facebook or Twitter and tell us what they are – if you can bear to share!
1. All Blacks reveal their secret training ground
2. This stunning hidden bay on the North Shore is now open to public
3. Explore public access routes in Auckland central
4. Franklin’s best-kept secret: St Bride’s Church in Mauku
5. The Symonds Street Cemetery – A hidden oasis in central Auckland