Marguerite Courtot

Marguerite

Edward Roseman

Ferris - a Broker (as E.T. Roseman)

Bradley Barker

Hal Worth [Ch. 5] / Bob Winters [Ch. 6-16]

William Sherwood

Rudolph [Ch. 6]

Julia Hurley

Martha [Ch. 6]

Helen Lindroth

Frances - Marguerite's Maid

Robert Vaughn

Garrett - Leader of the Kidnappers [Ch. 3]

Harry Edwards

(as J. Harry Edwards)

Anna Reader

Martha - one of Durbar's Victims [Ch. 4]

Roland Bottomley

Henry A. Barrows

Bolton - Head of a Band of Crooks [Ch. 8] (as H.E. Barrows)

Richard Purdon

Peter Enright

Paula Sherman

Edwin Brandt

Dangler - an Adventurer [Ch. 7]

Phil Hardy

Fenton - Ferris' Partner