The following have duplicate actor entries or other issues:
- Herbert Lytton
- Oprah Winfrey
- Aline Towne
- ‘Little Billy’ Rhodes
- Country Joe McDonald
- Stephen Stills (3 entries)
- Willoughby Goddard
- Totti Truman Taylor
- William Beaudine Jr.
- William B. Davidson (3 entries)
- Edward Peil Sr.
- Maria Doyle Kennedy (3 entries)
- Larry Mullen Jr.
- Tim Blake Nelson (3 entries)
- Kim Charney
- Anouk Aimée (also in Core as Aimee, but real name is Aimée)
- Irma St. Paule
- Brad Pitt (includes entry “Brad Pitt Bill Clinton”)
- Aaron Michael Lacey
- Johnnie Hobbs Jr.
- LisaGay Hamilton (incorrectly listed in Core as “Lisa Gay” and “Lisagay”)
- Stephen Bridgewater
- Bindu De Stoppani
- Ex-Det. Sergt. Bishop
- Dorothy Coonan Wellman
- Jack La Rue
- Jack La Rue Jr.
- Henry B, Walthall (3 entries)
- Howard Hesseman
- James M. Connor
- William Hurt
- David Ogden Stiers (include entry “Douglas MacArthur; David Ogden Stiers”)
- Ed Begley Jr.
- Evan Rachel Wood
- Salma Hayek
- Samuel Lee Roberts
- Peter Schildt
- Eric Idle
- Alison Steadman
- Humphrey Bogart
- Cheech Marin
- Jessica St. Clair
- Keegan-Michael Key (includes incorrect entry “Keegan Michael Key”)
- Josh Stamberg
- Barbro Hiort af Ornäs