Who Killed Lamb?

Detective Inspector Jamieson

Sgt. Beck

Insp. Havelock

Octavius Lamb

Madeleine

Steven (as Simon Turner)

Lloyd

Mr. Humber

Miss Bennett

Bardon

Mary

Professor Friedland

Mr. Lavender

Mrs. Lavender

Mrs. Bute

Casson

Doctor Robson

Miss Compton

Sgt. Latimer

P.C. Hanworth

P.C. York

Amy

Michael

Nurse