Kadro (14)
Kane RichmondAlan Armstrong / Spy Smasher / Jack Armstrong
Marguerite ChapmanEve Corby
Sam FlintAdmiral Corby
Hans SchummThe Mask
Georges RenaventGov. LeConte
Rudolph AndersCol. Von Kahr
Paul BryarLawlor
Tom LondonCrane
Richard BondHayesCrane WhitleyDr. Hauser
John JamesSteve
Dudley DickersonTrain Porter (uncredited)
Yakima CanuttArmored Car Driver (uncredited)
William ForrestGerald Douglas (uncredited)