Kadro (54)
Mickey RooneyThomas Alva 'Tom' Edison
George BancroftSamuel 'Sam' Edison
Fay BainterMrs. Samuel 'Nancy' Edison
Virginia WeidlerTannie Edison
Eugene PalletteMr. Nelson
Victor KilianMr. Dingle
Bobby JordanJoe 'Joey' Dingle
Lloyd CorriganDr. Pender
John KelloggBill Edison
Clem BevansMr. Waddell
Eily MalyonMiss Lavina Howard, School Teacher
Harry ShannonArmy Captain Brackett
Ernie AdamsPassenger Buying Maple SugarMaude AllenWoman Fainting at Downed Bridge
Jessie ArnoldWoman at StationPolly BaileyWoman at StationSherwood BaileyRed, Joe's FriendJack BaxleyMan at Dingle's StoreJohn BeckBartenderArthur BelascoTelegrapherSammy BlumTrain Passenger
Stanley BlystoneArmy Officer on Train
Wade BotelerSi Weaver
Eddy ChandlerMr. BriggsJack DaleyMan at StationLeigh De LaceyTrain PassengerJohn Webb DillionMan at Station
Fern EmmettMrs. McCarney
Budd FineTrain Passenger
Olin HowlandTelegrapher (Indian Attack)
Philip HurlicBlack Boy at Tree
John InceMan at Station
Mitchell IngrahamMan at Station
Milton KibbeeBaggage ManDel LawrenceTrain Passenger
Mitchell LewisMcGuire - Train Engineer
George MagrillTrain PassengerWally MaherMan at Station
Claire McDowellWoman at Station
Frances MorrisWoman at Station
Emory ParnellBob
Lee PhelpsTrain Engineer Miller
Victor PotelMr. Tompkins
Mickey RentschlerJohnny, Joe's FriendMarion SheldonTrain Passenger
Buster SlavenBoy at TreeMarvin StephensFrank Allen
Harry StrangArmy Officer
Forrest TaylorTrain Passenger
Spencer TracyMan Admiring Portrait of Thomas A. EdisonFrank WhitbeckNarrator (voice)Joe WhiteheadMr. Hodge
Al ThompsonMan at Station
J. M. KerriganMr. McCarney