Maxwell Simba as William Kamkwamba

Chiwetel Ejiofor as Trywell Kamkwamba

Aïssa Maïga as Agnes Kamkwamba

Lily Banda as Annie Kamkwamba

Joseph Marcell as Chief Wembe

Lemogang Tsipa as Mike Kachigunda

Philbert Falakeza as Gilbert Wimbe

Noma Dumezweni as Edith Sikelo

Khalani Makunje as Daniel Ngwata

Robert Agengo as Jeremiah Kamkwamba

Felix Lemburgo as John Kamkwamba

Raymond Ofula as Mr. Ofesi

Rophium Banda as Mr. Bamusi

Kelvin Maxwell Ngoma as Charity Malamusi

Edwin Chonde as President Muluzi

Fiskan Makawa as Priest

Beatus Ble Msamange as Clubhouse Boy

Trevor Dominic as Tiyamike Kamkwamba (6 months)

Truth Dominic as Tiyamike Kamkwamba (6 months)

Rashid Tambala as Tiyamike Kamkwamba (1 year)

Latifa Tambala as Tiyamike Kamkwamba (1 year)

Fredrick Lukhere as Mkubwi

Hestingzi Phiri as Shabani Mkubwi

Samson Kambalu as Joe Godsten

Martin Githinji as Reginald Nwachi

Melvin Alusa as Justin Mitwa

Amos Chimpokoser as Mizeck Chikankheni

Kelvin Chimpokoser as Goeffrey

Eddie Mbugua as Charles Daud

George Misinde as M.C.

Hope Chisano as Scavenger

Aaron Mhone as Officer 1

Noel Mkubwi as Officer 2

James Mhone as Desk Clerk

Bruno Chitsulo as John Madisi

Hilde Phiri as Alile Kamkwamba

Lomuthi Jere as Mika Kamkwamba

Ian Chisekula as Man in Admarc Queue

Owen Chikanken as Farmer 1

Gospel Thawale as Farmer 2

Edward Khomamphero as Farmer 3

Rodgers Wagawa as Boy

Grace Msiska as Villager