Rosalie Craig (Bobby/Bobbie), Patti LuPone (Joanne), Mel Giedroyc (Sarah), Gavin Spokes (Harry), Daisy Maywood (Susan), Ashley Campbell (Peter), Jennifer Saayeng (Jenny), Richard Henders (David), Richard Fleeshman (April/Andy), Matthew Seadon-Young (Kathy/Theo), George Blagden (Marta/PJ), Jonathan Bailey (Amy/Jamie), Alex Gaumond (Paul), Ben Lewis (Larry), Ewan Gillies, Francesca Ellis, Grant Neal, Jaimie Pruden, Michael Colbourne