Question: Crumbs features what actor who is best known for his role as Kevin Arnold?

Context paragraphs:
Daniel Stern (actor): Daniel Jacob Stern (born August 28, 1957) is an American film and television actor, director and screenwriter.  He is known for his roles as Marv Merchants in "Home Alone", "", and the voice of Adult Kevin Arnold on the television series "The Wonder Years".  He also starred in the horror comedy film "Otis".

Crumbs: Crumbs is an American television sitcom starring Fred Savage and Jane Curtin that ran on ABC from January 12, 2006 to February 7, 2006.  It also starred William Devane, Maggie Lawson and Eddie McClintock.  The show's slogan is "The normal American family turned upside down."

Maggie Lawson: Margaret Cassidy "Maggie" Lawson (born August 12, 1980) is an American actress who is best known for her role as Detective Juliet "Jules" O'Hara in the TV show "Psych".  She also has starred in the sitcoms "Inside Schwartz", "It's All Relative", and "Crumbs", as well as the television movie "Nancy Drew".  In late 2014 and early 2015, she had a supporting role as Miss McMartin in the 12th and final season of "Two and a Half Men".

Josh Saviano: Joshua David "Josh" Saviano (born March 31, 1976) is an American lawyer and former child actor who played Kevin Arnold's best friend, Paul Joshua Pfeiffer, in the comedy-drama television show "The Wonder Years".

Richard Fancy: Richard Fancy (born August 2, 1943) is an American actor known for his long recurring role on "Seinfeld" as publisher Mr. Lippman, Elaine Benes's first major employer on the series.  He appeared on the third and fourth seasons of "It's Garry Shandling's Show" as network boss Mr. Stravely.  He also plays the Priest in the 1991 film "What About Bob? ", and was Kevin Arnold's high school principal, Dr. Valenti, in the fourth and fifth seasons of "The Wonder Years".  He also appeared in Oliver Stone's "Nixon" (1995) and "Primal Force" (1999).

Fred Savage: Frederick Aaron "Fred" Savage (born July 9, 1976) is an American actor, television director, and producer.  He is best known for his role as Kevin Arnold in the American television series "The Wonder Years", which ran from 1988 to 1993.  He has earned several awards and nominations, such as People's Choice Awards and Young Artist Awards.

Steve Viksten: Stephen Lee "Steve" Viksten (July 19, 1960 – June 23, 2014) was an American television writer and voice actor who was best known for voicing the character Oskar Kokoshka on the Nickelodeon animated series "Hey Arnold! " Viksten also wrote multiple episodes of "Hey Arnold", "Rugrats", "Recess", "Duckman", and "The Simpsons".  Viksten's sole contribution to the latter, season 22's "Homer Scissorhands," was his final writing credit before his death.

Jamil Walker Smith: Jamil Walker Smith (born August 20, 1982) is an American actor.  His best known role is as the voice of Gerald, a fourth grader and Arnold's best friend in the Nickelodeon TV series "Hey Arnold! ".  He also appeared on various shows like "Sister, Sister"; "Girlfriends"; "Bones"; "The X-Files"; and "The Bernie Mac Show".  He is an actor by trade and writes, acts and directs his own short film projects.  He played Master Sergeant Ronald Greer in both seasons of "Stargate Universe".  His voice acting for Gerald Johanssen on "Hey Arnold! " and in "" was digitally mastered to a higher pitch by using sound audio.

Jeff Kevin: Jeff Kevin, (born 1944) is an Australian actor best known for his comedic role of unlucky in love Arnold Feather in the television soap opera "Number 96", a role created by screenwriter Johnny Whyte, he played from mid 1972 until the series ended in August 1977.

Olivia d'Abo: Olivia Jane d'Abo ( ; born 22 January 1969) is an English-American actress, singer and songwriter.  She is known for her role as Karen Arnold, Kevin Arnold's rebellious teenage hippie sister on "The Wonder Years" (1988–93), and recurring villain Nicole Wallace in "".

Supporting paragraphs: Crumbs Fred Savage
Answer: Fred Savage