Michael Kane
Michael Kane
饰：Narrator
Monique Miller
饰：Narrator (French version)
John Amess
John Amess
饰：Himself (schoolteacher)
埃德加·安斯梯
Edgar Anstey
饰：Himself
Olivier Barrot
饰：Himself
James Beveridge
James Beveridge
饰：Himself (interviewer)
Lord Ritchie Calder
Lord Ritchie Calder
饰：Himself
卡瓦尔康蒂·阿尔贝托
Cavalcanti Alberto
饰：Himself
波斯利·克劳瑟
Bosley Crowther
饰：Himself (critic)
阿瑟·艾尔顿
Arthur Elton
饰：Himself
William Farr
William Farr
饰：Himself (UNESCO)
Ralph Foster
Ralph Foster
饰：Himself
英迪拉·甘地
Indira Gandhi
饰：Herself
罗恩·格林
Lorne Greene
饰：Himself
约翰·格里尔逊
John Grierson
饰：Himself (archive footage)
Margaret Grierson
Margaret Grierson
饰：Herself (spouse)
伯特·汉斯特若
Bert Haanstra
饰：Himself - being interviewd
H. Forsyth Hardy
H. Forsyth Hardy
饰：Himself
斯坦利·霍斯
Stanley Hawes
饰：Himself
Laurence Henson
Laurence Henson
饰：Himself
尤里斯·伊文思
Joris Ivens
饰：Himself
厄尔文·雅各比
Irving Jacoby
饰：Himself
Pierre Juneau
Pierre Juneau
饰：Himself (CRTC)
William Lyon Mackenzie King
William Lyon Mackenzie King
饰：Himself (archive footage)
亨利·朗格卢瓦
Henri Langlois
饰：Himself (Cinémathèque française)
菲利普·利科克
Philip Leacock
饰：Himself
斯图亚特·莱格
Stuart Legg
饰：Himself
André Martin
饰：Himself (CRTC)
约瑟夫·雷芒德·麦卡锡
Joseph McCarthy
饰：Himself (archive footage)
诺曼·麦克拉伦
Norman McLaren
饰：Himself (archive footage)
Ross McLean
Ross McLean
饰：Himself (NFB)
西德尼·纽曼
Sydney Newman
饰：Himself (BBC)
Lester B. Pearson
Lester B. Pearson
饰：Himself (archive footage)
Philippe Pilard
Philippe Pilard
饰：Himself
罗伯托·罗西里尼
Roberto Rossellini
饰：Himself
保罗·罗萨
Paul Rotha
饰：Himself
乔治·鲁基耶
Georges Rouquier
饰：Himself
Stephen Tallents
Stephen Tallents
饰：Himself (archive footage) (as Sir Stephen Tallents)
Marion Taylor
Marion Taylor
饰：Herself (sister)
Lord Thomson of Fleet
Lord Thomson of Fleet
饰：Himself
Olwen Vaughan
Olwen Vaughan
饰：Herself
哈利·瓦特
Harry Watt
饰：Himself
伍德罗·威尔逊
Woodrow Wilson
饰：Himself (archive footage)
巴斯·怀特
Basil Wright
饰：Himself
阿尔贝托·卡瓦尔康蒂
Alberto Cavalcanti
饰：Himself