Guest Stars Joanna Bobin as Lady Cowper Jessica Madsen as Cressida Cowper Kathryn Drysdale as Genevieve Delacroix Geraldine Alexander as Mrs. Wilson Joanne Henry as Judgy Mama Ruby Stokes as Francesca Bridgerton Dominic Coleman as Lord Cowper Ian Keir Attard as Nelson Kaja Chan as Miss Weston Rupert Evans as Edmund Bridgerton John MacKay as Doctor Walker Lucy Vandi as Fashionable Mama 2 Seren Benbow-Hart as Young Eloise Edward Jones as Aubrey Hall Servant Andromeda Godfrey as Fashionable Mama 1 Tedroy Newell as Doctor Lewis Emilia Danks-Smith as Young Daphne Bailee Carroll as Young Colin Olivia Suggett as Young Francesca