Actor/martial artist Terry O'Neill (1948), 'The 51st State', 'DragonHeart', 'Entrapment', 'Gangs of New York'...
- https://en.wikipedia.org/wiki/Terry_O%27Neill_(martial_artist)
- https://www.imdb.com/name/nm0642324/
- https://kugb.org/index.php?option=com_content&view=article&id=42&Itemid=188

Photographer Terry O'Neill (1938), 'My Generation'
- https://en.wikipedia.org/wiki/Terry_O%27Neill_(photographer)
- https://www.imdb.com/name/nm0974241/
- https://www.coeandcogallery.com/terryoneill

Feminist Terry O'Neill (1953), 'The Sixties', 'The Seventies'
- https://en.wikipedia.org/wiki/Terry_O%27Neill_(feminist)
- https://prabook.com/web/terry.o_neill/1844058

Austin Grant

Actor
BY=1985
http://www.iafd.com/person.rme/perfid=austingrant/gender=m/austin-grant.htm

Actor
BY=1993
https://www.wallofcelebrities.com/celebrities/austin-r-grant/biography.html
https://men.wikifeet.com/Austin_R__Grant
https://networthpost.org/net-worth/austin-r-grant-net-worth/

Scott Campbell

Actor
BY=1984
http://www.iafd.com/person.rme/perfid=scottcampbell/gender=m/scott-campbell.htm

Actor
BY=?
https://www.imdb.com/name/nm0132839/

Actor
BY=?
https://www.imdb.com/name/nm1470869/

Actor
BY=?
https://www.imdb.com/name/nm7488826/
IMDB shows him as Scott Francis Campbell, but that name has 0 results and he's only credited in Deepwater Horizon as Scott Campbell.

Actor
BY=?
https://www.imdb.com/name/nm4044794/

Actor
BY=?
https://www.imdb.com/name/nm9959746/

Self
BY=?
https://www.imdb.com/name/nm4770305/

Actor
BY=?
https://www.imdb.com/name/nm5858012/

Actor
BY=?
https://www.imdb.com/name/nm3755872/

Actor
BY=?
https://www.imdb.com/name/nm9270166/

Actor
BY=?
https://www.imdb.com/name/nm3892885/
No results for Scott J. Campbell in the CLT, making Scott Campbell his Common Name.

Christopher Knight

Actor
BY=1957
https://www.imdb.com/name/nm0460843/
https://en.wikipedia.org/wiki/Christopher_Knight_(actor)
http://www.thechristopherknight.com/about/

Actor
BY=1939
DY=2006
If a Man Answers
https://www.imdb.com/name/nm0460844/
https://www.alamy.com/stock-photo-christopher-knight-and-jack-nicholson-studs-lonigan-1960-directed-89005997.html

Quoting AiAustria:

Quote:
We need birth years for Paul Smith:

Paul Smith (1929): Actor; aka. A. Paul Smith
Born February 5th, 1929 in Pittsburgh, Pennsylvania, USA; died March 3rd, 2006
Known for: The Doris Day Show, Bewitched, Mr. Terrific, Love, American Style, No Time for Sergeants and numerous other TV shows…
Documentation: Wikipedia, IMDB as Paul Smith (I), BFI

Paul Smith (1906): Composer; aka. Paul J. Smith
Born October 30th, 1906 in  Calumet, Michigan, USA; died January 25th, 1985
Known for: Snow White and the Seven Dwarfs, Cinderella, Pinocchio, 20,000 Leagues under the Sea, The Parent Trap and numerous other family and Wald Disney productions.
Documentation: Wikipedia, IMDB as Paul J. Smith (III), Find a Grave, Freebase

Paul Smith (1980): Actor
Born June 24th, 1980 in Clarksville, Indiana, USA
Known for: Nice Guys Sleep Alone
Documentation: IMDB as Paul Smith (III)

Paul Smith (1947): Producer, Director; aka. Paul Adrian Smith
Born January 16th, 1947 in Belfast, Northern Ireland, UK
Known for: Slumdog Millionaire, The Descent, The London Programme, Dirty Pretty Things, Who Wants to Be a Millionaire and many other TV shows.
Documentation: IMDB as Paul Smith (X), BFI

Paul Smith (1968): Actor; aka. Paul M. Smith
Known for: Hey Dad..!, The Henderson Kids, Fighting Back, The Fire in the Stone and many other TV appearances.
Documentation: Wikipedia, IMDB as Paul Smith (XIII), BFI

Paul Smith (????): Actor
Known for: Monster's Ball, Feeling Minnesota, Deceiver, In the Weeds and
Documentation: IMDB as Paul Smith (XVI), BFI

Paul Smith (1936): Actor; aka. Paul Lawrence Smith , Paul L. Smith
Born June 24th, 1936 in Everett, Massachusetts, USA; died April 25th, 2012
Known for: Midnight Express, Maverick, Dune, Red Sonja, Haunted Honeymoon and many more, including films and series produced in Italy.
Documentation: Wikipedia, IMDB as Paul L. Smith, Common Name Thread, AllMovie

Paul Smith (????): Sound
Known for: Robbie Williams: What We Did Last Summer
Documentation:
Remark: I have no idea who this guy is, but I've found him in my db…

Paul Smith (????): Actor; aka. Paul Howard Smith
Known for: Frank, Killer Women
Documentation: IMDB as Paul Howard Smith

Paul Smith (1961): Writer
Born November 18th, 1961 in London, England, UK
Known for: One Night, Not the Nine O'Clock News, Murder Most Horrid, Desperados and many more TV work.
Documentation: Wikipedia, IMDB as Paul Smith (XXXVIII)
Remark: One half of Smith & Kyan

I have another one in my database

Paul Smith (1946): Actor
Men in Black: International
https://www.imdb.com/name/nm0809541/
https://en.wikipedia.org/wiki/Paul_Smith_(fashion_designer)
https://www.famousfashiondesigners.org/paul-smith

Wade Barrett
Actor/Wrestler BY=1980
Dead Man Down, Eliminators
https://www.imdb.com/name/nm3808325/
https://en.wikipedia.org/wiki/Wade_Barrett
https://prowrestling.fandom.com/wiki/Bad_News_Barrett

Actress
The Clapper
https://www.imdb.com/name/nm4863902/
https://www.linkedin.com/in/wade-barrett-000a138
https://adam-ruins-everything.fandom.com/wiki/Wade_Barrett

Quoting Devion27:

Quote:
Actor - Ross Anderson
BY=1958
Power Rangers Ninja Steel, Ash vs Evil Dead, All Saints, Etc
https://www.imdb.com/name/nm0027388/?ref_=ttfc_fc_cl_t73
https://www.aucklandactors.co.nz/actors/details/ross-anderson


Actor - Ross Anderson - 1987
Crawl, Unbroken, Etc
https://www.imdb.com/name/nm5105119/?ref_=ttfc_fc_cl_t12

BY adding for Ross Anderson - 1987

The birth year for the first actor is 1958 and it looks like there are at least two more in the database.

Ross Anderson aka Robert 'Ross' Anderson, but in the database he's only credited as Ross Anderson

Ross Anderson, actor
Empire State, 13 Sins, Wicked Blood
https://www.imdb.com/name/nm5085894/
https://www.filmweb.pl/person/Robert+%27Ross%27+Anderson-1943906
https://thechambieawards.tumblr.com/post/104423357761/robert-ross-anderson-wicked-blood-is-a-chambie/amp

Ross Anderson, Actor
The Bromley Boys
https://www.imdb.com/name/nm4911806/
https://www.mandy.com/actor/profile/ross-anderson-1
https://www.starnow.com/rossanderson3

Austin Taylor

Actress
BY=1983
http://www.iafd.com/person.rme/perfid=austintaylor/gender=f/austin-taylor.htm

Actor
BY=?
https://www.imdb.com/name/nm7603289/

Actor
BY=?
https://www.imdb.com/name/nm1240164/