Tom Hosty

饰：Gerardus Mercator

Rees Davies

饰：自己

Elías Pelayo

Elías Pelayo

John Griffin

John Griffin

杰里·布罗顿

Jerry Brotton

饰：Self - Author of "Trading Territories",unknown episodes,

Mia Rodriguez-Salgado

饰：Self (London School of Economics),unknown episodes,

Alexander Weaver

Jane Dawson

饰：Self - University of Edinburgh,unknown episodes,

Susan Doran

饰：Self - Christ Church College, Oxford University,unknown episodes,

Steven Gunn

饰：Self - Merton College, University of Oxford,unknown episodes,