| Character | Played By | Apeared | |
| Bishop Gardner | John Bird | ||
| Smarty Garret | David Park | ||
| Garath | Michael Norris | ||
| Gary (1) | Paul Rosebury | ||
| Gary (2) | Gary Halliday | ||
| Gerry | Gorden Kaye | (1972) | |
| Prof. Georgeson | Gary Merry | ||
| Alison Gibbons |
 |
Carolyn Moody | (1973-1975) |
| Lesley Gibson | Jane Collins | ||
| Mr. Gibson. | John Rolls | ||
| Mrs Gibson. | Joan Heath | ||
| Jessi Gillin | John Abineri | ||
| Davy Gimbe | Graig Porteous | ||
| Freda Gimbel | Mary Henry | ||
| Jim Gimbel | John Atkinson | ||
| Kathy Gimbel | Polly Hemmingway | ||
| Martin Gimbel | George Fenton | ||
|
|
|||
| Penny Golightly. | Louisa Martin | ||
| Fiona Goodwin | Olwen May | ||
| Rhona Goskirk |
 |
Zoë Henry | (small part 17th September - 1st October 2001 and returned in a bigger role 24th June 2002 - 24 June 2002 - December 2002) |
|
Geoff Graham
|
Jack Lord | Featured from 30 September 2002 - | |
| Grainger | Roy Alon | ||
| Dr Maurice Grant | Arthur Hewlett | ||
|
Lila Griffith |
|
Liz Stooke | Featured week beginning 24th February 2003, week beginning 3rd March 2003 |
| Nicky Groves | David Barnes | ||
| Winn Groves | Jane Wood | ||
| Gunnerson | Peter Welch | ||
| Asta Gunnerson | Madeline Hine | ||
| Mrs Gunnerson | Shiela Mathews | ||
| Olof Gunnerson | Jurgen Mathews | ||
| Gypsy | Gaye Brown | 18th August 2004, 19th August 2004, | |
| Gypsy (1) | (not connected with the
one played by Gay Brown) |
Craig Fairbass | Appearance not known |
| Gypsy (2) | (not connected with the one played by Gay Brown) |
Clare Kelly | Appearance not known |
