Donald is a male given name. It is an anglicized form of the Scottish Gaelic or Irish Gaelic personal name Domhnall/Dòmhnall/Dónall. This contains the elements dumno meaning "world" and val meaning "rule" (viz. "ruler of the world").^{[citation needed]} Compare Dumnorix and the folk etymology of Vladimir. A short form of Donald is Don; pet forms include Donnie and Donny, and in Scotland Dolly. The name Dónall is also conventionally used as an Irish equivalent of Daniel.

Domnall or Domhnall is the name of many ancient and medieval Gaelic kings and noblemen:

Donald Reed (born Ernesto Avila Guillen 23 July 1901 – 28 February 1973) was a film actor, and later, Beverly Hills video consultant. He appeared in 47 films between 1925 and 1940. He married the beauty pageant winner Janet Eastman and the two had one daughter together, Joy.

He was born in Mexico City, Mexico and died in Westwood, California.

Robert Clark Gregg (born April 2, 1962) is an American actor, screenwriter and director. He co-starred as Christine Campbell's ex-husband Richard in the CBS sitcom The New Adventures of Old Christine, which debuted in March 2006 and concluded in May 2010. He is also known for playing FBI Special Agent Mike Casper on the NBC series The West Wing and Phil Coulson in the Marvel Cinematic Universe (Iron Man, Iron Man 2, Thor, and The Avengers).

Gregg has been featured in a number of supporting roles in films, such as Lovely & Amazing, In Good Company, and The Human Stain, and a number of guest spots on TV series, such as Will & Grace, Sports Night, Sex and the City and The West Wing. He also wrote the screenplay for the 2000 thriller What Lies Beneath.

He is the director and screenwriter of the 2008 film Choke, based on the Chuck Palahniuk novel of the same name, starring Sam Rockwell.Gregg consulted his father, an emeritus religion professor at Stanford, for the quotation from Paul of Tarsus' letter to the Galatians which Gregg used in Choke. Gregg's father is also the former chaplain at Stanford Memorial Church.

Noah Strausser Speer Wyle ( /ˈwaɪli/; born June 4, 1971) is an American film, television and theatre actor. He is best known for his roles as Dr. John Truman Carter III in ER and as Tom Mason in Falling Skies. He has also played Steve Jobs in the 1999 docudrama Pirates of Silicon Valley and Flynn Carsen in The Librarian franchise. Wyle was named one of the 50 Most Beautiful People by People magazine in 2001.

Wyle, the middle of three children, was born in Hollywood, California, the son of Marjorie (née Speer), a registered orthopedic head nurse, and Stephen Wyle, an electrical engineer and entrepreneur. His father was Jewish and his mother Episcopalian, and he was raised "fairly nondenominationally". Wyle's parents divorced in the late 1970s and his mother later married James C. Katz, a film restorationist with three children of his own from a previous marriage. Wyle's paternal grandparents, Edith and Frank Wyle, founded the Los Angeles Craft and Folk Art Museum. Edith Wyle was an expressionist painter who also created The Egg and The Eye, an innovative café and shop on Wilshire Boulevard in the Miracle Mile district of Los Angeles, which soon became the preferred hangout for artists, travelers and dreamers.

Lance Reddick (born December 31, 1962) is an American theater, film and TV actor and musician born in Baltimore, Maryland. He starred in The Wire as Cedric Daniels, appeared in Oz as Detective Johnny Basil and appeared in the fourth and fifth seasons of Lost. He now has a prominent role in Fringe. Previously Reddick also starred in two episodes of Law & Order.

Reddick attended Friends High School in Baltimore, Maryland, graduating in 1980. As a teenager, he studied music both at the Peadbody Preparatory Institute, and a summer program teaching music theory and composition, The Walden School. After attending the Eastman School of Music, he moved to Boston in the 1980s, then enrolled in the Yale School of Drama in 1991.

Reddick joined ABC's hit series Lost in 2008, where he played Matthew Abaddon, an employee of Charles Widmore, in multiple episodes. He was the third of four actors from Oz to star in the drama (along with Harold Perrineau, Ken Leung and Adewale Akinnuoye-Agbaje). Producers Damon Lindelof and Carlton Cuse have said they were interested in Reddick for the part of Mr. Eko but he was unavailable due to filming The Wire so they approached Akinnuoye-Agbaje instead.