Valery Legasov

David Robert Jones

Lane Pryce

Hari Seldon

Mr. Weatherbee (voice)

Captain Mike

British Lieutenant

Captain Francis Crozier

Captain Crow (voice)

Mikhail Gorbachev

Henry VIII

Professor James Moriarty

Sanders

Asteroid (voice)

Ulysses S. Grant

Frank Heslop

Paddy Donnelly

Secretary of Defense Reid Baker

Docteur Kent Webber

Danny the Doorman

Mac McGrath

Dr. Emil Nicholas

Carrigan Burke

Self - Guest