Thorpe's television appearances include Amanda in Gems (1986), Narrator in Pinny's House (1986), Friend in Murder Most Horrid (1991), Jane in The Upper Hand (1992), Mandy Mosgrove in Desmond's (1989–1994), Mandy Ambrose in Porkpie (1995–1996), Mother in How to Be a Little Sod (1995), Keeping Mum (1997), Barbara Robertson in The Jump (1998), Sarah Johnson in Casualty (1998), Personnel Officer in Wonderful You (1999), Inspector Shaw in Bad Girls (2002), Marcia Heyman in Holby City (2003), Marianne Wild in Doctors (2004), Sue Jenner in The Bill (2005), Receptionist in Rosemary & Thyme (2006), Mary in Robin Hood (2006) and Rupert Grint's mother, Claire Glass in two series of Sick Note (2017–18).