What are the characters names in Call Of Duty Black Ops on the zombie maps?

I think they are different for every map. I know the "FIVE" characters; JFK, Nixon, Castro, and that other dude....What are the characters names in Call Of Duty Black Ops on the zombie maps?
On Kino Der Toten and Ascension there is a german man named

Richtofen

An american soldier named

Dempsey

A russian soldier named

Nikolair

and a japanese soldier named

Takeo

Hope I helped!What are the characters names in Call Of Duty Black Ops on the zombie maps?
on five it JFK, Castro, Nixon and McNamara( Secretary of defense for JFK)
on all the other maps its Dempsey he is the american and his score appears white
Nikolai is the russian and his score appears blue
Richthofen is the german and his score appears green
Takeyo is the jap and his score appears yellow
and i would like to add the Art is mistaken, Mason is not in Zombie mode only in the CampaignWhat are the characters names in Call Of Duty Black Ops on the zombie maps?
Tank Dempsey, Nikolai Belinski, Takeo Masaki, Dr. Richtofen are the characters from Der Riese.
you paly as the main character from storymode

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