If you count television episodes, the answer is Patricia Hitchcock, Alfred Hitchcock's daughter. She appeared in three films and ten episodes of Alfred Hitchcock presents.
If you are just counting movies, the answer is Clare Greet. She had speaking roles in eight Hitchcock films:
Number 13 - 1922
The Ring - 1927
The Manxman = 1929
Murder! - 1930
The Man Who Knew Too Much - 1934
Sabotage - 1936
Jamaica Inn - 1939
Lord Camber's Ladies (produced by Hitchcock) - 1932
If you are talking about lead actresses only, Grace Kelly and Ingrid Bergman each starred in three Hitchcock films. Grace Kelly starred in To Catch A Thief, Rear Window, and Dial M For Murder. Ingrid Bergman starred in Spellbound, Notorious, and Under Capricorn.
Alfred Hitchcock
Janet leigh
Alanna Uback is most well known for being an American film actress. She has appeared in several movies but is most known for being in Legally Blonde and Meet the Fockers.
Mel Blanc is deceased, but is the actor in the most American movies at 1007! (Unless you count Ron Jeremy). As for living, the highest count I've found is Ned Beatty with 156. Anyone?? Mickey Rooney has 326 acting credits from 1926 through 2011. (some are television roles).
Shahrukh Khan has acted in many movies. He has worked in large number of movies. Kajol is the actress, he is comfortable with.
Alfred Hitchcock
Suspense
Barbara Stanwyck
Janet leigh
It depends on what scares you, but most people can agree on Psycho.
Susan Sarandon
Tanya James is most well known for as an adult movie actress. She has appeared in numerous adult movies having started in the industry in the year 2002.
Alanna Uback is most well known for being an American film actress. She has appeared in several movies but is most known for being in Legally Blonde and Meet the Fockers.
Homage To Alfred Hitchcock. Now being done by Stan Lee, Nice.
The actress Sydnee Steele stars in pornographic movies. She doesn't make an appearance in actual movies. She is most popular in appearing in most adult entertainment films, or porn videos. Most of these films usually appear on websites, properly known as porn sites.
Lyubov Sokolova has had the most film and television roles. She had 368 roles in movies and television shows before she died in 2001.
Sobha from she was acted in tamil movies