| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Russell T Davies | Crew | Creator | Creator | |
 Anita Dobson | Cast | Actress | Mrs Flood (archive footage) | 1 |
 Catherine Tate | Cast | Actress | Self | 3 |
 David Tennant | Cast | Actor | Self - The Doctor | 4 |
 Julian Bleach | Cast | Actor | Self | 1 |
 Louis Theroux | Cast | Actor | Self | 1 |
 Neil Patrick Harris | Cast | Actor | Self | 1 |
 Rachel Talalay | Cast | Actress | Self | 1 |
Russell T Davies | Cast | Actor | Self | 4 |
 Barnaby Edwards | Cast | Actor | Self | 1 |
 Jonathan Groff | Cast | Actor | Self | 1 |
 Vicki Delow | Cast | Actress | Self | 1 |
 Mawaan Rizwan | Cast | Actor | Self | 1 |
 Jinkx Monsoon | Cast | Actress | Self | 1 |
 Ncuti Gatwa | Cast | Actor | Self - The Doctor | 8 |
 Chanya Button | Cast | Actress | Self | 1 |
 Tom Kingsley | Cast | Actor | Self | 1 |
 Millie Gibson | Cast | Actress | Self - Ruby Sunday | 8 |
 Steffan Powell | Cast | Actor | Self - Host | 9 |
 Scott Handcock | Cast | Actor | Self | 1 |
| Person | Type | Job | Role(s) | Episodes |
