| Name (Sort) | Character (Sort) | |
| •Emily Deschanel | played | Dr. Temperance "Bones" Brennan (145Eps.) |
| •David Boreanaz | played | Special Agent Seeley Booth (145Eps.) |
| •Michaela Conlin | played | Angela Montenegro (145Eps.) |
| •T. J. Thyne | played | Dr. Jack Hodgins (145Eps.) |
| •Tamara Taylor | played | Dr. Camille "Cam" Saroyan (S02-; recurring previously) (112Eps.) |
| •John Francis Daley (1) | played | Dr. Lance Sweets (S04-; recurring previously) (90Eps.) |
| •Eric Millegan | played | Dr. Zack Addy (S01-S03; recurring otherwise) (61Eps.) |
| •Jonathan Adams | played | Dr. Daniel Goodman (S01) (22Eps.) |