Character Name : Mildred Harrison

Original Name : Eileen Sedgwick

Gender : Female

Character Name : Lightning', a Dog

Original Name : Lightning the German Shepherd

Gender : Male

Character Name : Francis Fontyne

Original Name : Wilbur McGaugh

Gender : Male

Character Name : Detective Bryce (as Ed. Cecil)

Original Name : Edward Cecil

Gender : Male

Character Name : Tom Haldane (as Hal Waters)

Original Name : Hal Water

Gender : Male