萨曼莎·莫顿

Samantha Morton

饰：Self - Narrator,

亨利·劳埃德-休斯

Henry Lloyd-Hughes

饰：David Miliband

本·劳埃德-休斯

Ben Lloyd-Hughes

饰：Ed Miliband

迈克尔·伯滕肖

Michael Bertenshaw

饰：Ralph Miliband

Harrison Edwards

饰：Young David Miliband

Jem Savin

饰：Young Ed Miliband

Lucy Manning

饰：Herself

Gareth Aled

饰：Activist

Bill Bush

饰：Himself - Family Friend, Former Head of Research Downing Street

大卫·库安蒂克

David Quantick

饰：自己

Tom Butcher

饰：Political Aide

托尼·本恩

Tony Benn

饰：Self - Family Friend

尼尔·戈登·金诺克

Neil Kinnock

饰：Self - Labour Leader 1983-92,(as Lord Kinnock)

安德鲁·罗恩斯利

Andrew Rawnsley

饰：Self - Political Commentator

David Upshal

David Upshal

饰：Self - David's University Friend

凯瑟琳·坎特

Katherine Kanter

饰：Marion Miliband,(as Catherine Kanter)

Mark Perry

Mark Perry

饰：Ralph's Friend

Lara Goodison

Lara Goodison

饰：Sloane Student

Jeremy Corbyn

饰：Self - Family Friend,(as Jeremy Corbyn MP)

Oona King

饰：Self - Haverstock Pupil 1979-86, Former Labour MP

Lance Price

饰：Self - Former Deputy Dir of Communications, Downing Street