Character Name : Dr. David Sorell

Original Name : Louis Jourdan

Gender : Male

Character Name : Barbara Anholt (as Lynda Day)

Original Name : Lynda Day George

Gender : Female

Character Name : Myles Donovan

Original Name : Carroll O'Connor

Gender : Male

Character Name : Paul Varney

Original Name : Bradford Dillman

Gender : Male

Character Name : Harry Snowden

Original Name : Wilfrid Hyde-White

Gender : Male

Character Name : Mrs. Varney

Original Name : Marsha Hunt

Gender : Female

Character Name : Ingrid Dorne (as Katharine Woodville)

Original Name : Katherine Woodville

Gender : Female

Character Name : Mr. Wyant

Original Name : Harry Davis

Gender : Male

Character Name : Lecturer

Original Name : Ivor Barry

Gender : Male

Character Name : Miss Bamett

Original Name : Jeanne Buckley

Gender : Male

Character Name : First Party Guest

Original Name : Robert Sampson

Gender : Male

Character Name : Second Party Guest

Original Name : Lyn Peters

Gender : Female

Character Name : Third Party Guest

Original Name : Susan Brown

Gender : Female