Slowly Going Bald

"Battlestar Galactica"
Hera
Chief
Sam
Gaeta
Brother Cavil
Caprica Six
Col. Tigh
Natalie Six
The Final Cylon (also here by name)
Tory
Adm. Adama
Laura Roslin
Tom Zarek
Gaius Baltar
The Hybrid
Leoben
Starbuck
D'Anna
Apollo

"Firefly"
Mal Reynolds
Zoe
Kaylee
The man they call Jayne
Inara
River
Simon
Wash
Shepherd Book
Mr. Universe

"The West Wing"
Toby
Ainsley
Donna
Sam
CJ
Bartlet
Josh

"Friday Night Lights"
Saracen
Riggins

And I have only scratched the surface. (There are, for instance, accounts for a lot of "Mad Men" characters, which caused a bit of a scuffle last fall.) This kind of phenomenon needs to be talked about, or at least used as fodder for graduate research.