On Secret Service
VoltarElenco
Greta NissenMarchesa Marcella Galdi
Karl Ludwig DiehlCaptain von Homberg
Don AlvaradoConte Valenti
Lester MatthewsColoneilo Romanelli- Esme PercyBleuntzli - Reporter
C.M. HallardColonel von Waldmuller
Austin TrevorCaptain Larco
Cecil RamageErmete Davila- Wallace GeoffreyB-18
