| K | Character – Actor |
| Shaheen Kazmi – Katya Mirza | Lorna Keating – June Abbott |
| Gabby Keble – Cherryl Croft | Mr Keeley – Charles Lamb |
| Johnny Keller – Brian Croucher | Mrs Keeley – Adele Strong |
| Angela Kelly – Justine Lord (lover of David Hunter) | Maurice Kemble – Eric Hillyard |
| Archibald Kelly – Jimmy Gardner | Mr Kepple – Anthony Pedley |
| Bernie Kilroy – David Jason (motel handyman/con artist) | Patrick Killan – Stanley Unwin (guest food contest judge in episode 590) •Celebrity appearance |
| Matthew Kimbler – Paul Dawkins | Godfrey King – Llewellyn Rees |
| Sue Kirk – Shirin Taylor | Katherine Knight – Jean Aubrey |
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