| I Am a Pilgrim: The Story of American Gospel Music | IN PERSON | Music | 3 | 10/08 19:00 | 12/08 19:00 | 10/08 19:00 |
| I AM JOHNNY | IN PERSON | Theatre | 23 | 06/08 18:15 | 30/08 18:15 | 06/08 18:15 |
| I Have No Pension... Did I Mention | IN PERSON | Comedy | 10 | 21/08 16:00 | 30/08 16:00 | 21/08 16:00 |
| I Killed My Father | IN PERSON | Theatre | 6 | 24/08 10:00 | 29/08 10:00 | 24/08 10:00 |
| I Made You A Mixtape | IN PERSON | Dance Physical Theatre and Circus | 22 | 07/08 18:45 | 29/08 18:45 | 07/08 18:45 |
| I Think I Hate Actors | IN PERSON | Theatre | 24 | 06/08 17:05 | 30/08 17:05 | 06/08 17:05 |
| I Think I'm Turning Japanese (I Really Think So, Not!) | IN PERSON | Comedy | 11 | 20/08 21:05 | 30/08 21:05 | 20/08 21:05 |
| I Was Never Here | IN PERSON | Theatre | 18 | 07/08 22:20 | 25/08 22:20 | 07/08 22:20 |
| I'm Mom | IN PERSON | Theatre | 24 | 06/08 16:30 | 30/08 16:30 | 06/08 16:30 |
| I'm Not Myself Today: A Villainous Cabaret | IN PERSON | Cabaret and Variety | 9 | 07/08 18:05 | 15/08 18:05 | 07/08 18:05 |
| I'm The One Your Mother Warned You About | IN PERSON | Spoken Word | 8 | 06/08 15:10 | 13/08 15:10 | 06/08 15:10 |
| I, Claudius: Part 1 | IN PERSON | Theatre | 4 | 17/08 18:15 | 22/08 18:15 | 17/08 18:15 |
| I, Claudius: Part 2 | IN PERSON | Theatre | 4 | 18/08 18:15 | 22/08 20:45 | 18/08 18:15 |
| Iain Dale: All Talk with Baroness Gillian Shephard and Lord Robin Butler | IN PERSON | Spoken Word | 1 | 11/08 12:00 | 11/08 12:00 | 11/08 12:00 |
| Iain Dale: All Talk with Baroness Jacqui Smith | IN PERSON | Spoken Word | 1 | 09/08 14:00 | 09/08 14:00 | 09/08 14:00 |
| Iain Dale: All Talk with Jess Phillips MP | IN PERSON | Spoken Word | 1 | 10/08 12:00 | 10/08 12:00 | 10/08 12:00 |
| Iain Dale: All Talk with Joanna Cherry KC | IN PERSON | Spoken Word | 1 | 10/08 14:00 | 10/08 14:00 | 10/08 14:00 |
| Iain Dale: All Talk with Kemi Badenoch MP | IN PERSON | Spoken Word | 1 | 22/08 12:00 | 22/08 12:00 | 22/08 12:00 |
| Iain Dale: All Talk with Kieran Maguire and Kevin Day | IN PERSON | Spoken Word | 1 | 11/08 14:00 | 11/08 14:00 | 11/08 14:00 |
| Iain Dale: All Talk with Matt Forde, Rosie Holt and Susie McCabe | IN PERSON | Spoken Word | 1 | 09/08 16:00 | 09/08 16:00 | 09/08 16:00 |
| Iain Dale: All Talk with Nazanin Zaghari-Ratcliffe and Richard Ratcliffe | IN PERSON | Spoken Word | 1 | 09/08 12:00 | 09/08 12:00 | 09/08 12:00 |
| Iain Dale: All Talk with Nicola Sturgeon | IN PERSON | Spoken Word | 1 | 08/08 12:00 | 08/08 12:00 | 08/08 12:00 |
| Iain Dale: All Talk with Sarah Vine and Andrew Pierce | IN PERSON | Spoken Word | 1 | 10/08 16:00 | 10/08 16:00 | 10/08 16:00 |
| Iain Dale: All Talk with Sir John Curtice, Brian Taylor and Michael Crick | IN PERSON | Spoken Word | 1 | 11/08 16:00 | 11/08 16:00 | 11/08 16:00 |
| Iain Dale: All Talk with Stephen Flynn MP | IN PERSON | Spoken Word | 1 | 22/08 16:00 | 22/08 16:00 | 22/08 16:00 |
| Iain Dale: All Talk with Wes Streeting MP | IN PERSON | Spoken Word | 1 | 08/08 14:00 | 08/08 14:00 | 08/08 14:00 |
| Iain Dale: All Talk with Zack Polanski | IN PERSON | Spoken Word | 1 | 08/08 16:00 | 08/08 16:00 | 08/08 16:00 |
| Ian and His Talking Fingers Magic Show | IN PERSON | Children's Shows | 14 | 06/08 12:30 | 20/08 12:30 | 06/08 12:30 |
| Ian Smith: Talking and Shouting at Eleven Thirty-Five in the Morning (WIP) | IN PERSON | Comedy | 5 | 17/08 11:35 | 21/08 11:35 | 17/08 11:35 |
| Ian TC: Ian-Somnia | IN PERSON | Comedy | 21 | 07/08 12:45 | 30/08 12:45 | 07/08 12:45 |
| Ian Winter: Revolution! | IN PERSON | Comedy | 2 | 17/08 21:00 | 19/08 21:00 | 17/08 21:00 |
| If Aliens Attack, I'd Die First | IN PERSON | Theatre | 6 | 17/08 13:55 | 22/08 13:55 | 17/08 13:55 |
| If I Can't Dance I'm Not Coming | IN PERSON | Dance Physical Theatre and Circus | 9 | 18/08 14:40 | 27/08 14:40 | 18/08 14:40 |
| If I Had a Gun, I'd Take Them All Down | IN PERSON | Theatre | 21 | 07/08 11:50 | 30/08 11:50 | 07/08 11:50 |
| If We Really Were Witches | IN PERSON | Theatre | 22 | 07/08 18:40 | 30/08 19:05 | 07/08 18:40 |
| Ifrah Qureshi: 48 Flaws of Power | IN PERSON | Comedy | 24 | 06/08 20:15 | 30/08 20:15 | 06/08 20:15 |
| Ignacio Lopez: The Four Of Us Are Dying Up Here | IN PERSON | Comedy | 24 | 07/08 18:00 | 30/08 18:00 | 07/08 18:00 |
| Il canto dell'assiolo | IN PERSON | Dance Physical Theatre and Circus | 12 | 18/08 20:30 | 30/08 20:30 | 18/08 20:30 |
| Imagine | IN PERSON | Musicals and Opera | 8 | 07/08 15:15 | 15/08 15:15 | 07/08 15:15 |
| Impro Poet Presents: What if History? | IN PERSON | Comedy | 11 | 08/08 13:10 | 18/08 13:10 | 08/08 13:10 |
| Impromptunes – The Completely Improvised Musical | IN PERSON | Comedy | 26 | 05/08 16:55 | 30/08 16:55 | 05/08 16:55 |
| Improv Banana – Kids Comedy | IN PERSON | Children's Shows | 6 | 24/08 09:50 | 29/08 09:50 | 24/08 09:50 |
| Improv Banana – Kids Comedy | IN PERSON | Children's Shows | 6 | 17/08 09:50 | 22/08 09:50 | 17/08 09:50 |
| Improv Comedy with Box of Frogs | IN PERSON | Comedy | 15 | 07/08 20:30 | 22/08 20:30 | 07/08 20:30 |
| Improv on Demand | IN PERSON | Comedy | 11 | 20/08 16:00 | 30/08 16:00 | 20/08 16:00 |
| Improv Wolves | IN PERSON | Comedy | 7 | 17/08 17:30 | 23/08 17:30 | 17/08 17:30 |
| Improvabunga! | IN PERSON | Comedy | 20 | 07/08 18:25 | 29/08 18:25 | 07/08 18:25 |
| Improvised Couples Therapy | IN PERSON | Comedy | 12 | 17/08 17:20 | 29/08 17:20 | 17/08 17:20 |
| In Her Hand | IN PERSON | Theatre | 6 | 24/08 15:05 | 29/08 15:05 | 24/08 15:05 |
| In Other Words | IN PERSON | Theatre | 24 | 06/08 16:00 | 30/08 16:00 | 06/08 16:00 |
| In Pieces | IN PERSON | Musicals and Opera | 6 | 17/08 19:25 | 22/08 19:25 | 17/08 19:25 |
| In Pour Taste: A Comedy Wine Tasting Experience | IN PERSON | Comedy | 24 | 06/08 18:30 | 30/08 18:30 | 06/08 18:30 |
| In the Black | IN PERSON | Theatre | 25 | 05/08 14:45 | 30/08 14:45 | 05/08 14:45 |
| In the Cold Light | IN PERSON | Theatre | 21 | 07/08 17:35 | 29/08 17:35 | 07/08 17:35 |
| INDY! | IN PERSON | Comedy | 22 | 06/08 16:15 | 30/08 16:15 | 06/08 16:15 |
| Inside Voices | IN PERSON | Theatre | 9 | 20/08 11:25 | 29/08 11:25 | 20/08 11:25 |
| International Comedy Showcase | IN PERSON | Comedy | 25 | 06/08 14:00 | 30/08 14:00 | 06/08 14:00 |
| Into The Light: True Story of Survival and Faith | IN PERSON | Theatre | 4 | 19/08 19:00 | 22/08 14:30 | 19/08 19:00 |
| Into the Woods | IN PERSON | Musicals and Opera | 22 | 07/08 14:00 | 30/08 14:00 | 07/08 14:00 |
| Introductions | IN PERSON | Musicals and Opera | 24 | 07/08 15:40 | 30/08 15:40 | 07/08 15:40 |
| INTRUSIVE | IN PERSON | Theatre | 6 | 17/08 22:20 | 22/08 22:20 | 17/08 22:20 |
| Invasion (JoMarZeb) | IN PERSON | Theatre | 5 | 24/08 20:40 | 28/08 20:40 | 24/08 20:40 |
| Irene Cleans Up | IN PERSON | Theatre | 9 | 07/08 22:00 | 15/08 19:10 | 07/08 22:00 |
| Irene Woo: Golden Child | IN PERSON | Comedy | 24 | 06/08 17:55 | 30/08 17:55 | 06/08 17:55 |
| Irish Comedy Free-For-All | IN PERSON | Comedy | 25 | 06/08 19:45 | 30/08 19:45 | 06/08 19:45 |
| Irish Comedy Headliners | IN PERSON | Comedy | 15 | 15/08 14:55 | 30/08 14:55 | 15/08 14:55 |
| Ironing Board Man | IN PERSON | Comedy | 23 | 06/08 18:40 | 30/08 18:40 | 06/08 18:40 |
| Is It Too Late Now To Say Sorry? | IN PERSON | Theatre | 23 | 06/08 12:15 | 30/08 12:15 | 06/08 12:15 |
| Is This Your First Crime? | IN PERSON | Theatre | 6 | 24/08 10:30 | 29/08 10:30 | 24/08 10:30 |
| Isabelle Glinn On Ice | IN PERSON | Comedy | 22 | 07/08 13:00 | 30/08 13:00 | 07/08 13:00 |
| It Couldn't Get Worse; or, The Margarita Boat Tour Incident | IN PERSON | Theatre | 6 | 24/08 19:35 | 29/08 19:35 | 24/08 19:35 |
| It Happened on a Tuesday | IN PERSON | Theatre | 6 | 17/08 14:40 | 22/08 14:40 | 17/08 14:40 |
| It's a Mute Point | IN PERSON | Comedy | 6 | 17/08 12:30 | 22/08 12:30 | 17/08 12:30 |
| It's a Mystery! | IN PERSON | Theatre | 6 | 17/08 12:45 | 22/08 12:45 | 17/08 12:45 |
| It’s Always Sunny on Olympus | IN PERSON | Theatre | 11 | 09/08 13:45 | 29/08 13:45 | 09/08 13:45 |