Question: Who has had more roles in the film industry, D.W. Kann or Tom Shadyac?

Context paragraphs:
Dragonfly (2002 film): Dragonfly is a 2002 supernatural fantasy film directed by Tom Shadyac and starring Kevin Costner.  The story is about a grieving doctor being contacted by his late wife through his patients' near-death experience.

Tom Shadyac: Thomas Peter "Tom" Shadyac (born December 11, 1958) is an American Director, screenwriter, producer and author.  Shadyac, who was the youngest joke-writer ever for comedian Bob Hope, is widely known for writing and directing the comedy films "", "The Nutty Professor", "Liar Liar", and "Bruce Almighty".  In 2010, Shadyac departed from comedic work to write, direct, and narrate the documentary film "I Am", in which he explores his abandonment of a materialistic lifestyle following a bicycle accident three years earlier.

I Am (2010 American documentary film): I Am is a 2010 American documentary film written, directed, and narrated by Tom Shadyac.  The film asks the question: "What is wrong with the world, and what can we do about it?" , and explores Shadyac's personal journey after a bicycle accident in 2007 that led him to the answers "the nature of humanity", "the world's ever-growing addiction to materialism", and "human connections" Shot with Shadyac and a team of four, the film contrasts sharply with the director's notable comedic works.

Bruce Almighty: Bruce Almighty is a 2003 American high-concept comedy film directed by Tom Shadyac, written by Steve Koren, Mark O'Keefe and Steve Oedekerk and stars Jim Carrey as Bruce Nolan, a down-on-his-luck TV reporter who complains to God (Morgan Freeman) that he is not doing his job correctly, and is offered the chance to try being God himself for one week.

Evan Almighty: Evan Almighty is a 2007 American fantasy comedy film and the stand-alone sequel/spin-off to "Bruce Almighty" (2003).  The film was directed by Tom Shadyac, written by Steve Oedekerk, based on the characters created by Steve Koren and Mark O'Keefe from the original film, and starring Steve Carell, Morgan Freeman, Lauren Graham and John Goodman.

Liar Liar: Liar Liar is a 1997 American comedy film directed by Tom Shadyac, written by Paul Guay and Stephen Mazur and starring Jim Carrey, who was nominated for a Golden Globe Award for Best Actor in Comedy.

D.W. Kann: D.W. Kann is a film maker who has been working in the film industry for nearly 20 years.  He started as a prop master, then make-up artist, art director, production designer, before moving on to editor, producer and director.  He appears at festivals and conventions every year to promote his work.

Patch Adams (film): Patch Adams is a 1998 semi-biographical comedy-drama film starring Robin Williams, Monica Potter, Philip Seymour Hoffman and Bob Gunton.  Directed by Tom Shadyac, it is based on the life story of Dr. Hunter "Patch" Adams and the book, "Gesundheit: Good Health is a Laughing Matter", by Adams and Maureen Mylander.  Despite being poorly received by critics and Dr. Adams himself, the film was a box-office success, grossing over twice its budget in the United States alone.

Ace Ventura: Pet Detective: Ace Ventura: Pet Detective (or simply Ace Ventura, or also simply Pet Detective) is a 1994 American comedy film directed by Tom Shadyac, and co-written by and starring Jim Carrey.  It was developed by the film's original writer, Jack Bernstein, and co-producer, Bob Israel, for almost six years.  The film co-stars Courteney Cox, Tone Lōc, Sean Young and former Miami Dolphins quarterback Dan Marino.  In the film, Carrey plays Ace Ventura, an animal detective who is tasked with finding the Miami Dolphins' mascot that was abducted.  The film features a cameo appearance from death metal band Cannibal Corpse.

Shady Acres Entertainment: Shady Acres Entertainment is a production company founded in 2000 by producer and director Tom Shadyac.  It is based at Universal Studios.  It is taken from his last name, Shadyac, which separated and became two words Shady and Acres.  Shady Acres signed a production deal with Universal to produce films while its lone television series was co-produced by Touchstone Television (now ABC Studios).

Supporting paragraphs: D.W. Kann Tom Shadyac
Answer: D.W. Kann