R3 (1964-1965)
| Elenco regular | |
 | |
| Derek Benfield (1926-2009) | ... Tom Collis |
| Maxwell Foster | ... Porter |
 | |
| Michael Hawkins (1928-2014) | ... Philip Boult |
| Janet Kelly | ... Betty Mason |
| Moultrie Kelsall | ... Dr. George Fratton |
 | |
| Simon Lack | ... Dr. Jack Morton |
 | |
| Edwin Richfield (1921-1990) | ... Pomeroy |
 | |
| Oliver Reed (1938-1999) | ... Dr. Richard Franklin |
 | |
| John Robinson (1908-1979) | ... Sir Michael Gerrard |
 | |
| Elizabeth Sellars | ... Dra. May Howard |
 | |
| Richard Wordsworth (1915-1993) | ... Dr. Peter Travers |
| Brenda Saunders | ... Miss Brooks |
| Ficha Técnica | |
| Andrew Osborn | Producción |
| John Robins | Producción |
| Ken Thorne | Música |
