- Country: UK
- Genres: Drama
- Release: 1949-01-18
- Director: N/A
- Writers: Richard Llewellyn (I) (1906–1983)
- Language: English
- Stars: Geoffrey Alexander , Dorothy Black , Neville Brook , Nell Carter , Erik Chitty , Andrew Cruickshank , Amy Dalby , David Greene , May Hallatt , Roddy Hughes
- Runtime: 90 min
- Awards: N/A
- AKA: Poison Pen (United Kingdom) , Poison Pen
- Plot: N/A
- IMDB:tt4453482
Poison Pen Cast
Geoffrey Alexander
Malcolm McCleod
Dorothy Black
Phryne Rainrider
Neville Brook
Inspector Colclough
Nell Carter
Mrs. Reynolds
Erik Chitty
Len Griffin
Andrew Cruickshank
Reverend John Rainrider
Amy Dalby
Mrs. Harboard
David Greene
Sam Hurrin
May Hallatt
Mrs. Scaife
Roddy Hughes
Mr. Fullergrave-Rees