O Mistério do Rádio
Voltar
Sidney TolerCharlie Chan
Benson FongTommy Chan
Mantan MorelandBirmingham Brown, Chauffeur
Robert HomansCapt. Flynn
I. Stanford JolleyRolf Brot, alias Ralph Brett
Virginia BrissacMrs. Marsh
Jack NortonWillie Rand
Janet ShawGloria Bayne
Ben CarterBen Carter
Victoria FaustHulda Swenson / Janet Carter- Helen DeverellDiane Hall
Leonard MudieHorace Karlos (sem créditos)
Reid KilpatrickMr. Chester, program announcer
Emmett VoganMr. Hamilton
Crane WhitleyHenchman Cooper
Kernan CrippsDetective (sem créditos)
Charles JordanNelson (sem créditos)
Kenner G. KempPolice Radio Expert (sem créditos)
Milton KibbeeHerbert Sinclair (sem créditos)
Frank MayoDet. Hodge (sem créditos)- Tom QuinnChemist (sem créditos)
Charles SherlockSgt. McGraw (sem créditos)
Charles WagenheimRausch (sem créditos)