The following is a list of appearances by Charles III.
| Title | Medium | Series | Author | Release date |
|---|---|---|---|---|
| The Idiot's Lantern | Television | Doctor Who series 2 | Mark Gatiss | 27 May 2006 |
| The Lodger | Doctor Who series 5 | Gareth Roberts | 12 June 2010 | |
| The Lie of the Land | Doctor Who series 10 | Toby Whithouse | 3 June 2017 | |
| A World of Pure Unimagination | Short story | Everywhere's Extraordinary Escapades | Xavier Llewellyn | 31 March 2024 |
| Wonder Chase (Larry the Cat Election Update!) |
Video game | Roblox | N/A | 2 July 2024 |