Question: Which two men directed the film adaptation of an American actor, comedian, director, and drama teacher's life?

Context paragraphs:
Two Men of the Desert: Two Men of the Desert (also known as Two Men on the Desert and Two Men in a Desert) was a 1913 American silent Western short film written and directed by D. W. Griffith.  Based on a story by Jack London, the film was shot on location in Death Valley.  "Two Men of the Desert" is now presumed lost.

Grant Dodwell: Grant Radnor Dodwell (born 2 July 1952 in Sydney, New South Wales) is an Australian comedian, producer, actor, writer and director and voice artist, and drama teacher.  He has appeared and worked regularly in theatre and has also worked as a drama teacher.  Dodwell is a three-time winner of the Silver Logie Award for Most Popular Actor

The Life of Reilly: The Life of Reilly is a 2006 American film adaptation of actor Charles Nelson Reilly's one-man play "Save It For the Stage: The Life of Reilly".  Written by Reilly and Paul Linke, and directed by Frank L. Anderson and Barry Poltermann, the film is an edited version of Reilly's much longer stage show, filmed live before audiences at the El Portal Theater in North Hollywood, California in October 2004.  The final film is compiled from Reilly's final two performances, interspersed with clips, images and music.

Daniel Caldwell: Daniel Edmund Caldwell (1935 – March 15, 2015) was an American actor, stage director and drama teacher.  He was the founder of Conservatory Theatre Ensemble in Mill Valley, California, where he taught drama at Tamalpais High School.

Sideways: Sideways is a 2004 American independent black comedy drama film directed by Alexander Payne and written by Jim Taylor and Payne.  A film adaptation of Rex Pickett's novel of the same name, "Sideways" follows two men in their forties, Miles Raymond (Paul Giamatti), a depressed teacher and unsuccessful writer and Jack Cole (Thomas Haden Church), a past-his-prime actor, who take a week-long road trip to Santa Barbara County wine country to celebrate Jack's upcoming wedding.  Sandra Oh and Virginia Madsen also star.

Geoff Cartwright: Geoff Cartwright is an actor, director, award-winning audio book reader and high school teacher.  Cartwright is notable for his recurring role as Dr. Rob Bowen in the Australian drama "All Saints", and for his roles in "White Collar Blue", "Water Rats" and "Murder Call".  In 1996 Cartwright won a TDK Australian Audio Book Award for his narration of Tim Winton's "The Riders".  Cartwright is also notable in the live theatre scene, having worked for the Bell Shakespeare Company.  In addition to being an English & Drama teacher at a Catholic college on the Northern Beaches of Sydney, he is the artistic director of the Rough Hewn Theatre Troupe, which calls the Star of the Sea Theatre, Manly as its home.  Geoff has directed numerous Rough Hewn productions, offering a stepping stone opportunity to many young actors who have since studied at and graduated from prestigious drama schools in Australia and abroad.

Nelson Wheatcroft: Nelson Wheatcroft (1852-1897) was an English born actor and drama teacher.  He famously ran a drama school, at the Charles Frohman Empire Theatre, in the late Victorian era.  He was married to Adeline Stanhope(Wheatcroft)(1856-1935).  Their son Stanhope Wheatcroft(1888-1966) was a silent film actor.

Charles Nelson Reilly: Charles Nelson Reilly II (January 13, 1931 – May 25, 2007) was an American actor, comedian, director, and drama teacher, known for his comedic roles on stage and in films, children's television and cartoons, and as a game show panelist.

Jim Moody (actor): Jim Moody (born September 25, 1949 in Portsmouth, Virginia) is a television and film character actor.  He played the tough-talking counselor/teacher Gene Daniels in "Bad Boys".  His first feature film role was in the 1980 hit film "Fame", in which he played Mr. Farrell, a drama teacher.  Jim starred in the 1983 comedy film "D.C. Cab" as Arnie, a member of the rival cab company, Emerald Cab.  He also appeared in the 1999 drama "The Best Man" and as Leroy Greene, Sr. (the father) in "The Last Dragon".

Reuven Adiv: Reuven Adiv (5 June 1930–23 December 2004) was a Jerusalem-born actor, director and drama teacher, most notable as the head of acting at the Drama Centre in London from 1984 to 2004.

Supporting paragraphs: The Life of Reilly Charles Nelson Reilly
Answer: Frank L. Anderson and Barry Poltermann