Question: Which Canadian actor and producer appeared in "Life as a House" (2001) and "American Heist" (2014)?

Context paragraphs:
American Heist: American Heist is a 2014 American independent action film directed by Armenian director Sarik Andreasyan, based on the 1959 film "The Great St. Louis Bank Robbery" directed by Charles Guggenheim and John Stix.  The film stars Hayden Christensen, Jordana Brewster, Adrien Brody and Akon.  It was screened in the Special Presentations section of the 2014 Toronto International Film Festival on September 11, 2014.

21 (2008 film): 21 is a 2008 American heist drama film directed by Robert Luketic and starring Jim Sturgess, Kevin Spacey, Laurence Fishburne, Kate Bosworth, Liza Lapira, Jacob Pitts, Aaron Yoo, and Kieu Chinh.  The film is inspired by the true story of the MIT Blackjack Team as told in "Bringing Down the House", the best-selling book by Ben Mezrich.  Despite its largely mixed reviews and controversy over the film's casting choices, "21" was a box office success, and was the number one film in the United States and Canada during its first and second weekends of release.

Ocean's Eleven: Ocean's Eleven is a 2001 American heist film and a remake of the 1960 Rat Pack film of the same name.  The 2001 film was directed by Steven Soderbergh and features an ensemble cast including George Clooney, Brad Pitt, Matt Damon, Don Cheadle, Andy García, and Julia Roberts.  The film was a success at the box office and with critics, and was the fifth highest-grossing film of 2001.

5 Against the House: 5 Against the House is a 1955 American heist film noir based on a story by Jack Finney, starring Guy Madison, Brian Keith, and Kim Novak, in one of her first film appearances.  It was directed by Phil Karlson.  The movie centers on a fictional robbery of what was a real Nevada casino, Harold's Club.  The supporting cast includes William Conrad.  The screenplay was based on Jack Finney's 1954 novel of the same name, which was later serialized by "Good Housekeeping" magazine.

Jeremy Hotz: Jeremy Hotz (born May 31, 1963) is a Canadian actor and stand-up comedian.  He has appeared on "Comedy Central Presents", the Just For Laughs comedy festival, the "Late Show with David Letterman", and "The Tonight Show with Jay Leno".  He has also worked as a staff writer for Paramount's "The Jon Stewart Show" and has appeared in various American and Canadian motion pictures including: "My Favorite Martian", "", and "Married Life".

Justin Bradley: Justin Bradley (born September 8, 1985) is a Canadian actor.  He was born in Montreal, Quebec.  He started his career at the age of six, modelling on various department store advertisements.  Bradley also appeared in commercials for McDonald's, Danone and Canadian Tire as a child.  Best known for voice overs, he did the voice over of the main character in the children's animation, "Arthur" (in which he voiced the main character in 2001), voiced Tommy in the Cinelume dub of the Italian animated TV series "Tommy and Oscar", supplied the voice of Manny Escobar in "Fred's Head" and played the voice of Charley Bones (a.k.a. Zapman) in the children's animation, "Mona the Vampire".  He also played a recurring character in the short-lived CW drama "The Beautiful Life".

Arleo Dordar: Arleo Dordar (born August 22, 1989) is a Canadian actor, producer, writer, stuntman, and entrepreneur.  He is known for his role as Trevor Maloney (2015) on the FOX television series Minority Report.  Dordar also starred as Luiz Delfino (2012) on the USA Network series Fairly Legal, and appeared on a number of other series, including CBS Paramount Network Television's, The 4400 (2004), Showcase's, Shattered (2010), the USA Network's, Psych (2011), FOX's Almost Human (2013), the Lifetime Network's, Witches of East End (2014), and The CW's The 100 (2014).

Hayden Christensen: Hayden Christensen (born April 19, 1981) is a Canadian actor and producer.  He began his career on Canadian television at the age of 13, then diversified into American television in the late 1990s.  He was praised for his acting as Sam in "Life as a House" (2001), earning Golden Globe Award and Screen Actors Guild Award nominations.  Christensen gained international fame for his portrayal of Anakin Skywalker (Darth Vader) in "" (2002) and "" (2005).  His honors for these films include a nomination for the Saturn Award for Best Actor and the Cannes Film Festival Revelation Award.

Guy Big: Guy Big (26 February 1946 - 2 May 1978 at Toronto) was the stage name of Alan Herbert Hoffman, a Canadian actor.  He appeared in the children's television series "The Hilarious House of Frightenstein" as the midget count and also appeared in the movie "Find the Lady" as Miniature man.  He also appeared in the "King of Kensington" episode Tiny's Job as the character Tiny Russell, and was a guest on "The Tommy Hunter Show".  Before his death he filmed a television adaptation of Isaac Asimov's "The Ugly Little Boy" which aired in 1977 on TVOntario.

Mark Ellis (actor): Mark Ellis is a Canadian actor and screenwriter.  He is the co-showrunner and executive producer of the CBC series X Company which premieres February 18, 2015 on CBC.  He also co-created and executive produced "Flashpoint" which aired on CBS, CTV, ION Television and networks around the world.  The series was awarded the Academy Board of Directors Tribute for Outstanding and Enduring Contribution to Canadian Television, in addition to a Canadian Screen Award (2013) and Gemini Award (2013) for Best Dramatic Series.  Ellis and his spouse Stephanie Morgenstern have received Gemini and Writers Guild awards for their writing in the series.  He has appeared in television, film and theatre, including the Emmy-award winning "Dark Oracle".  He co-wrote and starred in the Genie-nominated short film" Remembrance".

Supporting paragraphs: American Heist Hayden Christensen
Answer: Hayden Christensen