I’ve seen a couple of these, but was surprised to find out how many versions have been made over the years. And in different languages. Must be a compelling story, thanks to Oscar Wilde.

1944 https://www.imdb.com/title/tt0036696/
the oldest version I could find, an American MGM version starring Charles Laughton, Robert Young, Margaret O’Brien, and Una O’Connor

1964 https://www.imdb.com/title/tt0400462/
a German ZDF version directed by Helmut Käutner

1974 https://www.imdb.com/title/tt0289885/
a British version starring David Niven, Maurice Evans, Isla Blair, James Whitmore, and Lynne Frederick

1983 https://www.imdb.com/title/tt6585882/
a South African version

1985 https://www.imdb.com/title/tt0195580/
an American version starring Richard Kiley, Shelley Fabares, and Barry Van Dyke

1986 https://www.imdb.com/title/tt0090792/
a British version starring John Gielgud and Alyssa Milano

1989 https://www.imdb.com/title/tt2844084/
a Czech version directed by Vit Olmer

1996 https://www.imdb.com/title/tt0115820/
an American version starring Patrick Stewart, Neve Campbell, and Joan Sims

1997 https://www.imdb.com/title/tt0221859
a British version starring Ian Richardson, Celie Imrie, Sarah-Jane Potts, and Ian McNeice

2005 https://www.imdb.com/title/tt0414044
a German version directed by Isabel Kleefeld

2016 https://www.imdb.com/title/tt4463248/
a French version with a female ghost