| Name | Character | Episodes |
|---|---|---|
| Amanda Holden | 1 | |
| Pam Ferris | 1 | |
| Charles Dance | 1 | |
| Geraldine James | 1 | |
| Leslie Phillips | 1 | |
| Suranne Jones | 1 | |
| Susan Penhaligon | 1 | |
| Jane Asher | 1 | |
| Martin Clunes | 1 | |
| Laurence Fox | 1 | |
| Cathy Tyson | 1 | |
| Russell T Davies | 1 | |
| Wendy Craig | 1 | |
| John Lyons | 1 | |
| Simon Shepherd | 1 | |
| Joseph Beattie | 1 | |
| Andrew Davies | 1 | |
| Tony Slattery | 1 | |
| Tricia Penrose | 1 | |
| Robert Daws | 1 | |
| Matthew Kelly | 1 | |
| Colin Dexter | 1 | |
| Debra Stephenson | 1 | |
| William Roache | 1 | |
| Joseph McFadden | 1 | |
| Nikki Sanderson | 1 |