Question: What was the birth name of the actor that was replaced by Bill Cobbs in Three Days to Vegas?

Context paragraphs:
Ossie Davis: Ossie Davis (born Raiford Chatman Davis; December 18, 1917 – February 4, 2005) was an American film, television and Broadway actor, director, poet, playwright, author, and civil rights activist.

No Limit Kids: Much Ado About Middle School: No Limit Kids: Much Ado About Middle School is a 2010 direct-to-video family comedy film.  It starred Bill Cobbs, Lee Meriwether, Blake Michael, Celeste Kellogg and Ashton Harrell.  The screenplay was written by Joshua Moody and the film was directed by Dave Moody for Elevating Entertainment Motion Pictures, who also provided the musical score for the film.

Mental As Anything: Mental As Anything are an Australian new wave/pop-rock band that formed in Sydney in 1976.  Its most popular line-up (which lasted from 1977-1999) was Martin Plaza (birth name Martin Murphy) on vocals and guitar; Reg Mombassa (birth name Chris O'Doherty) on lead guitar and vocals; his brother Peter "Yoga Dog" O'Doherty on bass guitar and vocals; Wayne de Lisle (birth name David Twohill) on drums; and Andrew "Greedy" Smith on vocals, keyboards and harmonica.  Their original hit songs were generated by Mombassa, O'Doherty, Plaza and Smith, either individually or collectively; they also hit the Australian charts with covers of songs by Roy Orbison, Elvis Presley and Chuck Berry.

Three Days to Vegas: Three Days to Vegas is a 2007 American comedy film, directed by Charlie Picerni and starring Peter Falk, Rip Torn, George Segal, Billy Burke and Bill Cobbs.  The story follows four elderly male retirees who take a road trip to Las Vegas to stop the impending marriage of one of their daughters, played by Nancy Young.  Cobbs replaced iconic actor Ossie Davis in the cast after Davis died during production.  The film features various actors in supporting roles, including Chris Diamantopoulos, Reginald VelJohnson, and Taylor Negron.

Get Low (film): Get Low is a 2009 drama film about a Tennessee hermit in the 1930s who throws his own funeral party while still alive.  It was directed by Aaron Schneider, written by Chris Provenzano and C. Gaby Mitchell, and starring Robert Duvall, Bill Murray, Sissy Spacek, Lucas Black, Gerald McRaney, Bill Cobbs, Arin Logan, Lori Beth Edgeman, Andrea Powell, Rebecca Grant, Scott Cooper and Chandler Riggs.  The motion picture was filmed entirely on location in Georgia, and support for the production was provided by the Georgia Department of Economic Development.

Of Mind and Music: of Mind and Music (previously titled Una Vida: A Fable of Music and Mind) is a 2014 American drama independent film based on the novel by Nicolas Bazan, and written by Richie Adams and Nicolas Bazan.  The film is directed by Richie Adams and stars Aunjanue Ellis, Joaquim de Almeida, Bill Cobbs, Sharon Lawrence, and Ruth Negga.

The Great Gilly Hopkins (film): The Great Gilly Hopkins is a 2015 American comedy-drama film directed by Stephen Herek and written by David L. Paterson.  It is based on Katherine Paterson's 1978 children's book of the same name.  The film stars Sophie Nélisse, Julia Stiles, Glenn Close, Kathy Bates, Octavia Spencer, Bill Cobbs, and Billy Magnussen.  The film was released on October 7, 2016, by Lionsgate Premiere.

Fluke (film): Fluke is a 1995 drama film directed by Carlo Carlei and starring Matthew Modine as the voice of the title character with supporting roles featuring Eric Stoltz, Nancy Travis, Max Pomeranc, Bill Cobbs, Ron Perlman, Jon Polito and Samuel L. Jackson as the voice of Rumbo.  The film was based on the novel of the same name by James Herbert.

Night at the Museum (film series): Night at the Museum is a trilogy of fantasy-comedy films beginning in 2006 and ending in 2014.  All three films, based on the children's book "The Night at the Museum" by Milan Trenc, are directed by Shawn Levy and written by Robert Ben Garant and Thomas Lennon.  Starring Ben Stiller as a museum night security guard named Larry, the films also star an ensemble cast featuring Owen Wilson, Robin Williams, Ricky Gervais, Steve Coogan, Patrick Gallagher, Rami Malek, Mizuo Peck, Mickey Rooney, Bill Cobbs and Dick Van Dyke.

Oz the Great and Powerful: Oz the Great and Powerful is a 2013 American fantasy adventure film directed by Sam Raimi and produced by Joe Roth, from a screenplay written by David Lindsay-Abaire and Mitchell Kapner.  The film stars James Franco, Michelle Williams, Rachel Weisz and Mila Kunis, with Zach Braff, Bill Cobbs, Joey King, and Tony Cox in supporting roles.  Based on L. Frank Baum's "Oz" novels and set 20 years before the events of the original novel, "Oz the Great and Powerful" is a spiritual prequel to the 1939 Metro-Goldwyn-Mayer film, "The Wizard of Oz".  The film tells the story of Oscar Diggs, a deceptive magician who arrives in the Land of Oz and encounters three witches: Theodora, Evanora, and Glinda.  Oscar is then enlisted to restore order in Oz, while struggling to resolve conflicts with the witches and himself.

Supporting paragraphs: Three Days to Vegas Ossie Davis
Answer: Raiford Chatman Davis