Bela Lugosi as Dr. Lorenz

Luana Walters as Patricia Hunter, Reporter

Tris Coffin as Dr. Foster (as Tris Coffin)

Elizabeth Russell as Countess Lorenz

Minerva Urecal as Fagah

Angelo Rossitto as Toby (as Angelo)

Frank Moran as Angel

George Eldredge as Mike

Vince Barnett as Sandy, photographer

Kenneth Harlan as Editor Keenan

Joan Barclay as Alice Wentworth

Gwen Kenyon as Peggy Woods