Woody Allen Leonard Zelig Director, Actor, Writer Mia Farrow Dr. Eudora Nesbitt Fletcher Actor Garrett M. Brown Actor Zelig Actor John Buckwalter Dr. Sindell Actor Marvin Chatinover Glandular Diagnosis Doctor Actor Stanley Swerdlow Mexican Food Doctor Actor Howard Erskine Hypodermic Doctor Actor Michael Jeter Freshman #2 Actor Mary Louise Wilson Ruth, Zelig's Half-sister Actor Alice Beardsley Telephone Operator Actor Ellen Garrison Older Dr. Fletcher Actor Robert Greenhut Producer Charles H. Joffe Executive Producer Michael Peyser Associate Producer Jack Rollins Executive Producer Dick Hyman Original Music Gordon Willis Cinematographer Susan E. Morse Film Editing Juliet Taylor Casting Mel Bourne Production Design Speed Hopkins Art Director Leslie Bloom Set Decoration Janet Rosenbloom Set Decoration Santo Loquasto Costume Design