Ellen McGillvray (3 Episodes)

H.G. Wells (3 Episodes)

Jane Robbins (3 Episodes)

Professor Cedric Gibberne (3 Episodes)

Whittaker (3 Episodes)

Dean Frederick Masterman (3 Episodes)

Arthur Brownlow (3 Episodes)

Mark Pattison (3 Episodes)

Sam (3 Episodes)

Jim (3 Episodes)

Albert Einstein (3 Episodes)

Mrs. MacMananan (3 Episodes)

Sidney Davidson (3 Episodes)