朱莉安·巴拉特

Julia bharat

饰：Himself - Narrator

Iain McPherson

饰：Himself - Station Supervisor, Farringdon Station

Caroline Hutton

饰：Herself - Great Great Great Grand-daughter of Charles Pearson

Howard Collins

饰：Himself - Chief Operating Officer

Andy Barr

饰：Himself - Heritage Operations Manager

Dylan Glenister

饰：Himself - Driver, Piccadilly Line

Mike Ashworth

饰：Himself - Head of Design and Heritage, London Underground

Ken Garland

饰：Himself - Graphic Designer

Steve Parkinson

饰：Himself - Customer Service Assistant, Moorgate Station

Frank Dobson

饰：Himself - MP for Holborn and St Pancras