| Name | Character | Episodes |
|---|---|---|
| Yannick Bisson | Joey Barrett | 72 |
| Rick Springfield | Mick Barrett | 72 |
| Julie Lynn Cialini | Annie | 25 |
| Diana Frank | Fritz (II) | 23 |
| George Segal | Gordon | 23 |
| David Graf | Jay Cassidy | 5 |
| Julian Reyes | Luis Ortega | 5 |
| Deborah Shelton | Grace Warner | 4 |
| Julie Benz | Joanna Craig | 1 |
| Thomas Jane | Barry | 1 |
| Danny Trejo | Tattooist | 1 |
| Josie Davis | Tina Chapman | 1 |
| Robert LaSardo | Jake | 1 |
| Edward Albert | 1 | |
| Yul Vazquez | 1 | |
| Donna D'Errico | Blonde Waitress | 1 |
| Rochelle Swanson | 1 | |
| Tracy Scoggins | 1 | |
| Tia Texada | 1 | |
| Melody Perkins | 1 | |
| Christopher Mayer | John Chapman / Scorpion | 1 |
| Antoinette Byron | Veronica | 1 |
| Mary Ann Schmidt | Bikini Girl (uncredited) | 1 |
| Judie Aronson | 1 | |
| Anthony Addabbo | Romero | 1 |
| Jason Carter | 1 | |
| Daniel Edward Mora | 1 |