Mia Farrow character Rosemary Woodhouse
John Cassavetes character Guy Woodhouse
Ruth Gordon character Minnie Castevet
Sidney Blackmer character Roman Castevet
Maurice Evans character Hutch
Ralph Bellamy character Dr. Abraham Sapirstein
Victoria Vetri character Terry Gionoffrio
Patsy Kelly character Laura-Louise
Elisha Cook Jr. character Mr. Nicklas
Emmaline Henry character Elise Dunstan
Charles Grodin character Dr. Hill
Hanna Landy character Grace Cardiff
Phil Leeds character Dr. Shand
Hope Summers character Mrs. Gilmore
D'Urville Martin character Diego
Marianne Gordon character Rosemary's Girlfriend
Wende Wagner character Rosemary's Girl Friend
Toby Adler character Lady on Yacht (uncredited)
Rutanya Alda character Dr. Hill's Answering Service (voice) (uncredited)
Bill Baldwin character Salesman (uncredited)
Walter Baldwin character Mr. Wees (uncredited)
Roy Barcroft character Sun-Browned Man (uncredited)
Charlotte Boerner character Mrs. Fountain (uncredited)
Gail Bonney character Babysitter (voice) (uncredited)
Yvonne Bouvier character Woman in Dream Sequence (uncredited)
Carol Brewster character Claudia Comfort (uncredited)
Lynn Brinker character Sister Veronica (uncredited)
Sebastian Brook character Argyron Stavropoulos (uncredited)
William Castle character Man by Pay Phone (uncredited)
Florence Clayton character Woman in Dream Sequence (uncredited)
Gordon Connell character Allen Stone - Guy's Agent (uncredited)
Patricia Ann Conway character Mrs. John F. Kennedy (uncredited)
Pearl S. Cooper character Woman in Dream Sequence (uncredited)
Fritzi Jane Courtney character Woman at Party (uncredited)
Roger Creed character Mason (uncredited)
Jane Crowley character Woman in Dream Sequence (uncredited)
Tony Curtis character Donald Baumgart (voice) (uncredited)
Joyce Davis character Dee Bertillon (uncredited)
Robert Osterloh character Mr. Fountain
Clay Tanner character Devil
Jack Knight character Investigating patrolman (uncredited)
George Savalas character Workman (uncredited)
Irene Kelly character Woman at Party