Varada Sethu joined Woman's Hour to talk about stepping into the iconic role of the Doctor Who companion. She tells Datshiane Navanagayam how she went from a guest star to landing the role of Belinda Chandra, why this character feels like her most personal yet, and what it means to her to bring cultural authenticity to the Tardis. With a background in science, classical dance, and Star Wars fandom, Varada brings a fresh energy to the Whoniverse.

Grace Davidson was a teenager when she was diagnosed with a rare condition that meant she did not have a uterus. But, following a transplant using her sister's donated womb, she gave birth earlier this year to baby Amy. Nuala McGovern speaks to Isabel Quiroga, the surgeon who led the transplant team at the Churchill Hospital in Oxford, and to Lydia Brain, who is currently on the waiting list for a womb transplant.

Emily MacGregor is a music historian and trombonist. After the sudden death of her father, a jazz guitarist, she found she wasn’t able to bear the sound of music. The very thing that once connected them became a source of pain and silence. In her new book, While the Music Lasts, she explains how she reconnected with her father through the pieces left on his music stand, from tangos to Handel, Cádiz to Coltrane. She joined Nuala to talk about how she learnt to navigate grief and how she discovered the joy of music again.

BBC2’s Saving Lives in Cardiff is back on our screens from tonight. Based in the largest hospital in Wales, University Hospital in Cardiff, the series highlights the weight of difficult, sometimes life and death decisions surgeons make about who to prioritise next. The first episode follows Dr Indu Deglurkar, a cardiac surgeon, one of only 19 women in this role in the UK. She tells Nuala about the pressures and joys of her job.

Have you been watching The White Lotus? The season three finale aired this week and one of the key themes that's had fans talking has been female friendship. It's left us wondering - is three a crowd? In the show the dynamic plays out between a trio of friends Jaclyn, Kate and Laurie, played by Michelle Monaghan, Leslie Bibb and Carrie Coon, who alternate between loving and loathing one another. So can friendships between three people work? TV critic Rachael Sigee and relationships writer at the Independent Olivia Petter joined Nuala McGovern.

Presenter: Nuala McGovern Producer: Annette Wells Editor: Sarah Jane Griffiths