The Best Episodes Written By David Pirie

When one of his new patients comes in complaining of having hallucinations of a strange masked cyclist following her home, Dr. Doyle calls on his friend Dr. Joseph Bell to assist him with checking in to the young lady’s situation.

Young Elinor Carlisle, engaged to marry the dashing Roddy Winter, finds herself charged with the fatal poisoning of Mary Gerrard, her rival in love. Poirot has the job of saving Elinor, but the evidence against her is overwhelming.