| Wealthy, young-at-heart business owner Edward Stratton III is stunned to discover his brief marriage several years ago produced a son, Richard Bluedhorn-Stratton, now 12 and standing in Edward's living room, wanting to live with the father he never knew. Although Edward's first impulse is to send Ricky to boarding school, he soon relents and let his son move in with him and Kate, his love-struck secretary. |
| Name | Character | Episodes |
|---|---|---|
| Rick Schroder | Ricky Stratton | 116 |
| Erin Gray | Kate Summers Stratton | 116 |
| Joel Higgins | Edward Stratton | 116 |
| Franklyn Seales | Dexter Stuffins | 94 |
| Alfonso Ribeiro | Alfonso Spears | 72 |
| Leonard Lightfoot | Leonard Rollins | 22 |
| Jason Bateman | Derek Taylor | 10 |
| Brandon Douglas | Larry | 2 |
| John P. Navin, Jr. | 2 | |
| John Reilly | 2 | |
| Sharon Stone | Debbie | 1 |
| Mr. T | 1 | |
| Christina Applegate | Jeannie Bolens | 1 |
| Charlie Dell | 1 | |
| Matthew Perry | Davey | 1 |
| Robert Picardo | 1 | |
| Peter Jason | 1 | |
| Bruce French | 1 | |
| John Anderson | 1 | |
| Joey Lawrence | 1 | |
| Amanda Peterson | 1 | |
| Jack Kruschen | 1 | |
| Earl Boen | 1 | |
| Sal Viscuso | 1 | |
| Shawnee Smith | Tawny | 1 |
| James Staley | 1 | |
| Tina Caspary | Amanda | 1 |
| Billy Jayne | 1 | |
| John Houseman | Grandpa Stratton | 1 |
| Robert Tessier | 1 | |
| K.C. Martel | Bobby | 1 |
| Allison Smith | 1 | |
| Rick Lenz | 1 | |
| Frank De Vol | Bernie | 1 |
| Helene Udy | 1 | |
| Louis Guss | 1 | |
| Gary Coleman | 1 | |
| Tommy Lasorda | 1 | |
| Adam Rich | 1 | |
| Mandy Ingber | 1 | |
| Manuel Benitez | Student | 1 |
| Marc Gilpin | William Dasher | 1 |
| Charles Bouvier | Wally | 1 |
| Ryan Lambert | Dennis | 1 |
| Norman Alden | 1 | |
| Ellyn Stern | 1 | |
| Al Fann | Mailman | 1 |