| Willie Tanner (62?episodes 1986-2004) | Max Wright | |
| Kate Tanner (62?episodes 1986-2004) | Anne Schedeen | |
| Lynn Tanner (62?episodes 1986-2004) | Andrea Elson | |
| Brian Tanner (62?episodes 1986-2004) | Benji Gregory | |
| ALF?/ ... (39?episodes 1986-2004) | Paul Fusco | |
| Trevor Ochmonek?/ ... (24?episodes 1986-2004) | John LaMotta | |
| Raquel Ochmonek?/ ... (22?episodes 1986-2004) | Liz Sheridan | |
| Jake Ochmonek (15?episodes 1988-1989) | Josh Blake | |
| ALF?/ ... (7?episodes 1986-2004) | Mihaly 'Michu' Meszaros | |
| Dorothy Halligan (7?episodes 1987-1989) | 安妮·米拉
 | |
| Neal Tanner (5?episodes 1989-1990) | JM J. Bullock | |
| Larry (4?episodes 1987-1989) | Bill Daily | |
| Judy?/ ... (3?episodes 1986-1988) | Andrea Covell | |
| Whizzer (3?episodes 1987-1989) | Paul Dooley
 | |
| Officer Griswald?/ ... (3?episodes 1987-1988) | Raye Birk | |
| Mrs. Byrd?/ ... (3?episodes 1988) | Beverly Archer | |
| Robert Sherwood?/ ... (3?episodes 1989-1990) | Dean Cameron | |
| Herb (2?episodes 1986-1988) | Randy Simper | |
| Little Boy (2?episodes 1987) | James Brown III | |
| Dr. Willoughby (2?episodes 1987) | 卡尔·弗兰克林 | |
