Romola Garai as Eleanor 'Tussy' Marx

Patrick Kennedy as Edward Aveling

John Gordon Sinclair as Friedrich Engels

Felicity Montagu as Helene Demuth

Karina Fernandez as Olive Schreiner

Emma Cunniffe as Laura Marx

George Arrendell as Paul Lafargue

Célestin Ryelandt as Johnny Longuet

Oliver Chris as Freddy

Alexandra Lewis as Edward's young wife

Georgina Sadler as Gerty

Miel Van Hasselt as Wilhelm Liebknecht

Freddy Drabble as Havelock Ellis

Philip Gröning as Karl Marx

Marco Fabbri as Charles Longuet

Clelia Rossi Marcelli as Young Eleanor

Michael Fitzpatrick as Butler

Max Viale as Magician's assistant

Lucio Patané as Magician

Marco Quaglia as William

Bruce McGuire as Conference man

Elisabeth McCreton as Conference woman

Gabrielle Chiararo as Woman worker sigar factory

Pamela Jane Eastwood as Woman unionist coat factory

David Kirk Traylor as Broncho John

Christoph Hülsen as German socialist

Julian Maerten as Henry 4 y.o.

Stevie Raine as Philip

Edoardo Giardini as Factory boy

Sofia Pauly as Sick woman

Annika Serong as Louise Kautsky

Philippe Gadziola as Louise's husband

John Dobrynine as Engels' doctor

Francis Pardeilhan as Bearded man

Ludovico Benedetti as Henry 10 y.o.

Katie McGovern as Orphanage comrade

Stéphane Lodzia-Brodzki as French doctor

Barney White as Michael

Jay Natelle as Pharmacist

Margherita Attorre as Young Laura Marx

Maria Vera Ratti as Jenny Marx