Dr. Bernard Spilsbury

Sir Henry Curtis Bennett, K.C.

Mr. R.D. Muir

Freke Palmer

Mrs. Bates

Dr. 'Peter' Crippen

'Belle' Elmore (voice)

Justice Denman

Sarah

Dr. A.J. Pepper

Mr. Blundell

Mr. Hutton

Mr. J.D. Casswell

Edward Marshall-Hall KC

Clerk of Court

Christmas Humphries

Inspector Bannister

Mr. Justic McKinnon

William Harper Minnoch

Mr. A.T. Lawrence