John Neville

as Self - 'Baron Munchausen'

as Self

as Lord Rawston

as Henry Neville

as Old Man

as Director

as Malcolm Woodward

as Terrence

as Orson Stewart

as Narrator (voice)

as Marmeladov, Sonia's alcoholic father

as Preacher

as British High Commissioner

as Mr. Cummingham

as Banquo

as Arthur Jameson

as Dr. Reese

as Judge H. Chadwick

as Gustave Sors

as Jock Beale

as Bradley

as The Duke

as Klanky Klaus (voice)

as Dean Adams

as Mr. Bosch

as The Well-Manicured Man

as Eternity (voice)

as Malcolm Murray

as Uncle Henrick

as Michigan Judge

as Dr. Yealland

as General Staedert

as Cruzzi

as Shopkeeper

as Thaddeus Clark

as Oscar Hammond

as Professor Follenfant

as Frilo, The Magnificent

as Waiter

as Mr. Laurence

as Endymion Hart-Jones

as Sir David Browning

as Mr. Andrews

as Leonard Price

as Gen. Sir Alan Brooke

as De Quincy

as Well-Manicured Man

as Dr. Cecil Chambers

as Professor Hilton

as Viktor (voice)

as Sir David Browning

as Desmond

as Hieronymus Karl Frederick Baron von Munchausen

as Self

as Holodeck Isaac Newton

as General Garnet Wolseley

as John Milton

as Charlie

as Dr. Thorndyke

as Duke of Wellington

as Pickering

as John Churchill, 1st Duke of Marlborough

as Wilkie

as The Man

as Sherlock Holmes

as Maxime / Saint-Just

as Dr. Mark Davidson

as Julian Ratcliffe, 2nd Lieutenant

as Roger

as Lord Alfred Douglas