Emily Deschanel Dr. Temperance "Bones" Brennan Actor David Boreanaz FBI Special Agent Seeley Booth Actor T.J. Thyne Dr. Jack Hodgins Actor Michaela Conlin Angela Montenegro Actor Tamara Taylor Dr. Camille "Cam" Saroyan Actor John Francis Daley Dr. Lance Sweets Actor Cyndi Lauper Avalon Harmonia Guest Star Patricia Belcher Caroline Julian Guest Star Michael Bryan French Tom Fargood , Alexander Gallo Guest Star Lenny Schmidt Dr. Charles Leacock Guest Star Amy Dudgeon FBI Agent Guest Star Jonathan Collier Executive Producer Hart Hanson Executive Producer Barry Josephson Executive Producer Stephen Nathan Executive Producer Ian Toynton Executive Producer