Karl Kennedy
played by Alan Fletcher
| Tenure: | Seasons | Episodes |
| 2242 - present | 1994 - present | |
| Character name | played by | |
| Parents: | Ron Davies-Smythe (biological father) | Tony Hawkins |
| Tom Kennedy (adoptive father) | Bob Hornery | |
| Molly Kennedy | unseen | |
| Siblings: | Jemima Davies-Smythe | Magda Szubanski |
| Marriages: | Susan Smith (divorced) | Jackie Woodburne |
| Susan Kinski | Jackie Woodburne | |
| Children: | Malcolm Kennedy (with Susan) | Benjamin McNair |
| Libby Kennedy (with Susan) | Kym Valentine | |
| Billy Kennedy (with Susan) | Jesse Spencer | |
| Holly Hoyland (with Isabelle Hoyland) | Chaya Broadmore Lucinda Armstrong Hall |