Guest Stars Tom Goodman-Hill as Reverend Arnold Golightly Felicity Kendal as Lady Clemency Eddison Fenella Woolgar as Agatha Christie Felicity Jones as Robina Redmond Adam Rayner as Roger Curbishley Ian Barritt as Professor Peach David Quilter as Greeves Christopher Benjamin as Colonel Hugh Curbishly Leena Dhingra as Miss Chandrakala Charlotte Eaton as Mrs. Hart Daniel King as Davenport
