梅丽尔·斯特里普
Meryl Streep
饰：讲述者 Narrator
梅琳达·盖茨
Melinda Gates
饰：受访者 Interviewee
沃莱·索因卡
Wole Soyinka
饰：受访者 Interviewee
Dr. Sarion Kamera
Dr. Sarion Kamera
饰：Interviewee
Omar Scott
Omar Scott
饰：Interviewee
Lucy Mwangi
Lucy Mwangi
饰：Interviewee
Yata Lahai
Yata Lahai
饰：Interviewee
Isatu Kamara
Isatu Kamara
饰：Interviewee
Dorthe Tate
Dorthe Tate
饰：Interviewee
Bernadette Fofanah
Bernadette Fofanah
饰：Interviewee
Roland Taylor
Roland Taylor
饰：Interviewee (as Dr. Roland Taylor)
Adama Kamara
Adama Kamara
饰：Interviewee
Elfrida Fomba
Elfrida Fomba
饰：Interviewee
Sydneylyn Faniyan
Sydneylyn Faniyan
饰：Interviewee
Bornor Kargbo
Bornor Kargbo
饰：Interviewee
Hawa Hawatouri
Hawa Hawatouri
饰：Interviewee
Margaret Moyo
Margaret Moyo
饰：Interviewee
Florence Banda
Florence Banda
饰：Interviewee
Philippa Richards
Philippa Richards
饰：Interviewee
Isaac Balla Bangura
Isaac Balla Bangura
饰：Interviewee
Tagie Gbawuru-Mansaray
Tagie Gbawuru-Mansaray
饰：Interviewee (as Dr. Tagie Gbawuru-Mansaray)
Ibrahim Bangura
Ibrahim Bangura
饰：Interviewee
Jeff Wilkinson
Jeff Wilkinson
饰：Interviewee (as Dr. Jeff Wilkinson)
Yayah Conteh
Yayah Conteh
饰：Interviewee
Nina Batchelor
Nina Batchelor
饰：Interviewee (as Dr. Nina Batchelor)
Mandetiti Sisi
Mandetiti Sisi
饰：Interviewee
Vanesia Laiti
Vanesia Laiti
饰：Interviewee
CaroIrma Nkomo
CaroIrma Nkomo
饰：Interviewee
Lois Boyle
Lois Boyle
饰：Interviewee
Ann Gloag
Ann Gloag
饰：Interviewee
Juliette Bright
Juliette Bright
饰：Interviewee
Stephen Kaliti
Stephen Kaliti
饰：Interviewee (as Dr. Stephen Kaliti)
Chief of Mphendu
Chief of Mphendu
饰：Interviewee
Chris Baker-Brian
Chris Baker-Brian
饰：Interviewee
Edwin Stephen
Edwin Stephen
饰：Interviewee (as Dr. Edwin Stephen)
Ami Talibeh
Ami Talibeh
饰：Interviewee