British Agent

Stephen 'Steve' Locke

Elena Moura

Bob Medill

Gaston LeFarge

Sergei Pavlov

'Poohbah' Evans

Sir Walter Carrister

Commissioner of War Trotsky

Under Secretary Stanley

Tito Del Val

Mr. Henry Farmer

Paul DeVigney

Mr. X

Lenin

Lady Carrister

Lady Catherine Trehearne

Maria Nikolaievna (as Marina Schubert)

Lloyd George (as George Pearce)

Mr. Kolinoff

Count Romano

Russian Policeman (uncredited)

Woman Saying 'Lenin will Live' (uncredited)