Live JazzJazz After Dark
Fri, Sep 18, 2026
8:00 PM – 11:30 PM
Doors open 7:00 PM
A speakeasy trio session with candlelit table service and late-night standards.
Intimate 120-seat theatre venue
Underground Productions
Live jazz, stand-up comedy, dinner theatre, and local showcases in our lower-level theatre space.
Live Jazz
Comedy NightUnderground Comedy Night
Sat, Sep 26, 2026
9:00 PM – 11:00 PM
Doors open 8:00 PM
Five Toronto headliners, one low ceiling, zero filter. Reserved cabaret tables.
Intimate 120-seat theatre venue
Special EventBasement Karaoke
Thu, Oct 8, 2026
8:00 PM – 1:00 AM
Doors open 7:30 PM
Stage lights, pro PA, and a 20,000 song book. Sing it like the record.
Intimate 120-seat theatre venue
Dinner ShowDinner Theatre: The Last Set
Sat, Oct 24, 2026
7:00 PM – 10:30 PM
Doors open 6:00 PM
Three-course catered dinner with an original one-act staged between courses.
Intimate 120-seat theatre venue
Talks & ShowcasesLecture Nights
Wed, Nov 4, 2026
7:30 PM – 9:30 PM
Doors open 7:00 PM
Short talks on city history, film and music with projector visuals.
Intimate 120-seat theatre venue
Special EventGroup Dance Social
Sat, Nov 14, 2026
8:00 PM – 12:00 AM
Doors open 7:30 PM
Beginner lesson at 8, open social floor until midnight.
Intimate 120-seat theatre venue
Join the Underground Insider
Get on the list for early access to show drops, pre-sale tickets, and members-only nights before they sell out.
The Space
Inside The Underground
A look at the theatre, the stage and the kitchens beneath Hurontario Street.
Booking
Book the Underground
Place your booking here and indicate whether you'll require catering. Our event manager will reach out to discuss catering as well as logistics for accessing "The Underground".
Contact
We would love to hear from you
Our location
Underground Event Lounge
1599 Hurontario Street, Lower Level
Mississauga, Ontario