--- title: "Baby Brain | Assembly Festival" meta: "og:description": "A new play about motherhood, postpartum psychosis and stand-up comedy! A new mother, Cass, tackles her mental health crisis, with dark humour, bright wit, brutal honesty and dreams of becoming a comic. A “slightly true story", starring BAFTA winner Kimberley Nixon (Channel 4's Fresh Meat). 'Five stars! A brave, blisteringly honest piece of theatre that leaves you laughing, devastated and profoundly changed' (TheEditWales.com). 'It touched our heartstrings' (Katy Thomas, Mothers Matter charity). 'Genuinely funny throughout' (Lee Walters, Ffilm Cymru Wales). 'A brilliant piece of writing and performance. A really smart piece of work' (Dan Porter, Porter's Theatre)." "og:title": "Baby Brain" "twitter:description": "A new play about motherhood, postpartum psychosis and stand-up comedy! A new mother, Cass, tackles her mental health crisis, with dark humour, bright wit, brutal honesty and dreams of becoming a comic. A “slightly true story", starring BAFTA winner Kimberley Nixon (Channel 4's Fresh Meat). 'Five stars! A brave, blisteringly honest piece of theatre that leaves you laughing, devastated and profoundly changed' (TheEditWales.com). 'It touched our heartstrings' (Katy Thomas, Mothers Matter charity). 'Genuinely funny throughout' (Lee Walters, Ffilm Cymru Wales). 'A brilliant piece of writing and performance. A really smart piece of work' (Dan Porter, Porter's Theatre)." "twitter:title": "Baby Brain" description: "A new play about motherhood, postpartum psychosis and stand-up comedy! A new mother, Cass, tackles her mental health crisis, with dark humour, bright wit, brutal honesty and dreams of becoming a comic. A “slightly true story", starring BAFTA winner Kimberley Nixon (Channel 4's Fresh Meat). 'Five stars! A brave, blisteringly honest piece of theatre that leaves you laughing, devastated and profoundly changed' (TheEditWales.com). 'It touched our heartstrings' (Katy Thomas, Mothers Matter charity). 'Genuinely funny throughout' (Lee Walters, Ffilm Cymru Wales). 'A brilliant piece of writing and performance. A really smart piece of work' (Dan Porter, Porter's Theatre)." --- # Baby Brain [**← **Back to What's On](https://assemblyfestival.com/whats-on) [ ![Baby Brain](https://assemblyfestival.com/_vercel/image?url=https:%2F%2Fassemblyfestival.pazaz.studio%2Fassets%2Fe889f3f4-c0af-4fce-9347-75f264a9668d?width=360%26height=360%26format=webp&w=1536&q=100) # Baby Brain A new play about motherhood, postpartum psychosis and stand-up comedy! A new mother, Cass, tackles her mental health crisis, with dark humour, bright wit, brutal honesty and dreams of becoming a comic. A “slightly true story", starring BAFTA winner Kimberley Nixon (Channel 4's Fresh Meat). ★★★★ 'Nixon is excellent...' _North West End_★★★★★ 'leaves you laughing, devastated, and profoundly changed.' _The Edit Wales _★★★★ 'Guides the audience from laughter to heartbreak, within the space of a single scene' _Adventures in Theatreland_'Funny-ha-ha through funny-peculiar to distorted reality.' _British Theatre Guide'_Kimberley Nixon is turning one of the darkest experiences of motherhood into a call for change.' _Channel 4 News_'Five stars! A brave, blisteringly honest piece of theatre that leaves you laughing, devastated and profoundly changed' _TheEditWales.com_'It touched our heartstrings' _Katy Thomas, Mothers Matter charity_'Genuinely funny throughout' _Lee Walters, Ffilm Cymru Wales_'A brilliant piece of writing and performance. A really smart piece of work' _Dan Porter, Porter's Theatre_ [ ## You may also like [](https://assemblyfestival.com/whats-on/the-bbcs-first-homosexual) Theatre historical LGBTQ+ #### **The BBC's First Homosexual** 05-16 Aug 2026 13:00 **Assembly George Square** [Book Now](https://assemblyfestival.com/whats-on/the-bbcs-first-homosexual/performances) [ [](https://assemblyfestival.com/whats-on/the-tao-of-lloyd) Theatre Solo Show Comedy #### **The Tao of Lloyd** 06-30 Aug 2026 12:25 **Assembly Rooms** [Book Now](https://assemblyfestival.com/whats-on/the-tao-of-lloyd/performances) [ [](https://assemblyfestival.com/whats-on/dont-you-forget-about-me) Theatre Solo Show New Writing #### **Don't You Forget About Me** 05-31 Aug 2026 14:20 **Assembly Roxy** [Book Now](https://assemblyfestival.com/whats-on/dont-you-forget-about-me/performances) [ [](https://assemblyfestival.com/whats-on/flight) Theatre Immersive Experimental #### **FLIGHT** 05-31 Aug 2026 12:00 **Assembly George Square** [Book Now](https://assemblyfestival.com/whats-on/flight/performances) [ ### **Follow Us** ### **Sign up to our newsletter** ## **THANK YOU TO OUR SUPPORTERS, SPONSORS AND PARTNERS** [![The City of Edinburgh Council](https://assemblyfestival.pazaz.studio/assets/d379ddbf-66cc-4bb3-909e-c524a9e673ac?width=400&height=200&fit=inside&format=png)Visit The City of Edinburgh Council website](https://www.edinburgh.gov.uk/) [![The Church of Scotland](https://assemblyfestival.pazaz.studio/assets/49185c32-3f2d-4eda-ae62-d01a3e04c659?width=400&height=200&fit=inside&format=png)Visit The Church of Scotland website](https://www.churchofscotland.org.uk/) [![Essential Edinburgh](https://assemblyfestival.pazaz.studio/assets/bbd576d2-3705-41b9-94af-7dfe6f96b6b2?width=400&height=200&fit=inside&format=png)Visit Essential Edinburgh website](https://www.essentialedinburgh.co.uk/) [![The University of Edinburgh](https://assemblyfestival.pazaz.studio/assets/56257592-6b16-4180-9c7c-562de7a6cc0e?width=400&height=200&fit=inside&format=png)Visit The University of Edinburgh website](https://www.ed.ac.uk/) [![Inchs](https://assemblyfestival.pazaz.studio/assets/fb42cf05-8f22-4aea-8e08-24e008e57457?width=400&height=200&fit=inside&format=png)Visit Inchs website](https://www.inchscider.co.uk/) [![encore](https://assemblyfestival.pazaz.studio/assets/d961c754-dd20-40c1-b476-5369a4076745?width=400&height=200&fit=inside&format=png)Visit encore website](https://www.encore-emea.com/) [![Deltalive](https://assemblyfestival.pazaz.studio/assets/1ca2a489-690b-4b55-b16a-cd6d2e539d7c?width=400&height=200&fit=inside&format=png)Visit Deltalive website](https://deltalive.net/) [![Robe](https://assemblyfestival.pazaz.studio/assets/b21f6feb-a965-4482-b78a-4466a153d45b?width=400&height=200&fit=inside&format=png)Visit Robe website](https://www.robe.cz/) [![Matthew Clark](https://assemblyfestival.pazaz.studio/assets/1a437a3c-6fa6-4078-a071-17d0e0b860d0?width=400&height=200&fit=inside&format=png)Visit Matthew Clark website](https://www.matthewclark.co.uk/) [![The List](https://assemblyfestival.pazaz.studio/assets/86335248-6c14-4676-bcb8-291543a4c604?width=400&height=200&fit=inside&format=png)Visit The List website](https://list.co.uk/) [![Capital Radio](https://assemblyfestival.pazaz.studio/assets/71f29d18-debc-4592-8ae7-0aa4f5163117?width=400&height=200&fit=inside&format=png)Visit Capital Radio website](https://www.capitalfm.com/) ![Forth 1](https://assemblyfestival.pazaz.studio/assets/dc387b7e-8339-4d99-b9be-b1a256439563?width=400&height=200&fit=inside&format=png) [![Deputy](https://assemblyfestival.pazaz.studio/assets/7e02ca85-c474-41c6-bd00-beb95ab98ece?width=400&height=200&fit=inside&format=png)Visit Deputy website](https://www.deputy.com/gb) [![Lothian](https://assemblyfestival.pazaz.studio/assets/c55784eb-57f5-464e-8f82-ad0e480d3b30?width=400&height=200&fit=inside&format=png)Visit Lothian website](https://www.lothianbuses.com/) [![Edinburgh International Film Festival](https://assemblyfestival.pazaz.studio/assets/bf554013-50b4-4eb8-91df-aeaa7ef890ac?width=400&height=200&fit=inside&format=png)Visit Edinburgh International Film Festival website](https://www.edfilmfest.org/) [![Street Assist Edinburgh](https://assemblyfestival.pazaz.studio/assets/d64fb877-77c5-4c98-bd42-15db5069750c?width=400&height=200&fit=inside&format=png)Visit Street Assist Edinburgh website](https://www.streetassist.co.uk/)