| Character | Portrayed by | Seasons | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 2.5 | 3 | |||||||||
| Paul Hennessy | John Ritter | Main | ||||||||||
| Cate S. Hennessy | Katey Sagal | Main | ||||||||||
| Bridget Hennessy | Kaley Cuoco | Main | ||||||||||
| Kerry Hennessy | Amy Davidson | Main | ||||||||||
| Rory Hennessy | Martin Spanjers | Main | ||||||||||
| Jim Egan | James Garner | Main | ||||||||||
| C.J. Barnes | David Spade | Main | ||||||||||