Anthony Hopkins (Dr. John Harvey Kellogg)
Bridget Fonda (Eleanor Lightbody)
Matthew Broderick (Will Lightbody)
John Cusack (Charles Ossinging)
Dana Carvey (George Kellogg)
Monica Parker (Mrs Tindermarsh)
D. Anthony Pender (Waiter on Train)
Carole Shelley (Mrs Hookstratten)
Ann Tucker (Hannah)
James Bigwood (Reporter)
John Henry Scott (Bath Attendant)
Richard Olsen (Fox Fur Man)
Gabriel Barre (Desk Clark)
George Nannerello (Reporter)
Marianne Muellerleile (Nurse Bloethal)
Mark Jeffrey Miller (Woodbine)
Marshall Erwin Efron (Bartholomew Bookbinder)
Michael Goodwin (Dr Frank Linniman)
Traci Lind (Nurse Irene Graves)
Camryn Manheim (Virginia Cranehill)
Roy Brocksmith (Poultney Dab)
Norbert Weisser (Dr. Spitzvogel)
Michael Lerner (Goodloe Bender)
Lara Flynn Boyle (Ida Muntz)
Colm Meaney (Dr. Lionel Badger)
John Neville (Endymion Hart-Jones)