Mimi O'Donnell, estranged partner of actor Philip Seymour Hoffman, comforts two of their children, daughter Willa, and son Cooper as his casket arrives at the Church of St. Ignatius Loyola, Feb. 7, 2014 in New York.

Director Mike Nichols, left, and Diane Sawyer arrive for the funeral of actor Philip Seymour Hoffman at the Church of St. Ignatius Loyola, Feb. 7, 2014 in New York.

Actress Amy Adams and her fiance Darren Le Gallo arrive at the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Writer David Bar Katz is embraced as he arrives at the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Ethan Hawke arrives for the funeral of actor Philip Seymour Hoffman at the Church of St. Ignatius Loyola, Feb. 7, 2014 in New York.

Actor Joaquin Phoenix arrives at the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Actress Meryl Streep arrives at the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Actress Cate Blanchett and her husband Andrew Upton arrive at the the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Actress Michelle Williams, right, arrives at the Church of St. Ignatius Loyola for the private funeral of actor Philip Seymour Hoffman, Feb. 7, 2014, in New York.

Spike Lee attends the funeral service for actor Philip Seymour Hoffman at St. Ignatius Of Loyola, Feb. 7, 2014 in New York City.

Australian actress Cate Blanchett arrives with her husband Andrew Upton to attend the wake for late Philip Seymour Hoffman at the Frank E. Campbell funeral home in New York, Feb. 6, 2014.

Michelle Williams seen leaving Philip Seymour Hoffman's private wake at Frank E. Campbell Funeral Home in the Upper East Side, New York, Feb. 6, 2014.

Ben Stiller attends the wake for Philip Seymour Hoffman, Feb. 6, 2014, in New York.

Amy Adams arrives to attend the wake for the late actor Philip Seymour Hoffman at the Frank E. Campbell funeral home in New York, Feb. 6, 2014.

Director Bennett Miller arrives at a wake for actor Philip Seymour Hoffman at the Frank E. Campbell Funeral Home on Manhattan's Upper East Side, Feb. 6, 2014, in New York. Miller directed "Capote" and "Moneyball," two films starring Hoffman.

Actor Philip Seymour Hoffman's mother Marilyn O'Connor, right, arrives at Frank E. Campbell Funeral Chapel, Feb. 6, 2014 in New York.

Mimi O'Donnell, actor Philip Seymour Hoffman's ex-partner, arrives at Frank E. Campbell Funeral Chapel, Feb. 6, 2014 in New York.

Actress Ellen Burstyn arrives at a wake for actor Philip Seymour Hoffman at the Frank E. Campbell Funeral Home on Manhattan's Upper East Side, Feb. 6, 2014, in New York.

Actors Josh Hamilton, left, and Billy Crudup, right, arrive to the wake for actor Philip Seymour Hoffman at Frank E. Campbell Funeral Chapel, Feb. 6, 2014 in New York.

General view during the wake for actor Philip Seymour Hoffman at Frank E. Campbell Funeral Chapel, Feb. 6, 2014 in New York.