Question: Which of actresses in She's Funny That Way also played in Step Brothers?

Context paragraphs:
Kathryn Hahn: Kathryn Hahn (born July 23, 1973) is an American actress and comedian.  She began her career on television playing Lily Lebowski in the NBC crime drama series "Crossing Jordan" (2001–2007).  Hahn went on to appear as supporting actress in a number of comedy films, including "How to Lose a Guy in 10 Days" (2003), "" (2004), "Step Brothers" (2008), "Our Idiot Brother" (2011), "We're the Millers" (2013) and "The Secret Life of Walter Mitty" (2013).

The Black Parade World Tour: The Black Parade World Tour was a concert tour to support and celebrate My Chemical Romance's third album "The Black Parade".  The tour featured 133 performances worldwide, as well as several festival and condensed shows.  The tour is the longest and most internationally comprehensive headlining tour that the band has played to date, featuring three legs in North America, one leg in Europe and one in Asia, Australia and South America.  During the tour, the band's drummer Bob Bryar suffered several different medical issues and towards the tour's end, took a hiatus to allow himself to heal and returned for the final few shows of the tour, while bass player Mikey Way also took a hiatus to marry his fianceé and spend time with her before going onto the road.  A concert was filmed at the performance in Mexico City from the tour, which was released as a part of the CD/DVD set "The Black Parade Is Dead! ".  The CD features the audio from the concert, and the DVD contains both the Mexico concert and another in New Jersey later in the same month.

She's Funny That Way (film): She’s Funny That Way is a 2014 American screwball comedy film directed by Peter Bogdanovich and co-written with Louise Stratten.  The film stars Owen Wilson, Imogen Poots, Kathryn Hahn, Will Forte, Rhys Ifans and Jennifer Aniston.

Lurie Poston: Poston began his career in the cast of the Broadway Musical Chitty Chitty Bang Bang, acting in over 300 performances.  In 2003, he had a small part playing a young main characters in the film "Girls Will Be Girls".  Poston played in the 2007 film "" and he played Tommy Huff in the 2008 film "Step Brothers" with Will Ferrell and John C. Reilly.  He plays Trevor in Disneys Kickin It.

Nanayam: Nanayam (Malayalam: നാണയം) is a 1983 Malayalam film directed by I.V. Sasi and starring Mammootty, Mohanlal, Seema, and Poornima Jayaram.  It is the story of two step brothers (played by Mammootty and Mohanlal), who takes over the business of their parents, and the problems they encounter while running it.

North American Scum: "North American Scum" is a song by American rock band LCD Soundsystem.  It was released as the lead single from their second studio album, "Sound of Silver", on February 26, 2007 as a digital download and on other formats on March 5, 2007.  It peaked at number 24 on the Belgian Flanders Tip chart and number 40 on the UK Singles Chart.  The song is also frequently used to open up The Ron and Fez Show on XM Satellite Radio and was also featured in the 2008 film "Step Brothers" as well as the video games "Saints Row 2" and "Top Spin 4".

Will Ferrell: John William Ferrell ( ; born July 16, 1967) is an American actor, comedian, producer, and writer.  He first established himself in the mid-1990s as a cast member on the NBC sketch comedy show "Saturday Night Live", and has subsequently starred in comedy films such as "" (2004), "" (2006), "Step Brothers" (2008), "The Other Guys" (2010) and "" (2013), all but one of which he co-wrote with his comedy partner Adam McKay.  The two also founded the comedy website Funny or Die in 2007.  Other films roles include "Elf", "Old School" (both 2003), "Blades of Glory" (2007), and the animated films "Megamind" (2010) and "The Lego Movie" (2014).

The Four Step Brothers: The Four Step Brothers were an African-American dance group.  The group started out as a trio in 1925, with the original members, Maceo Anderson, Al Williams and Red Walker.  Although their original name was the "Step Brothers," because that was also the name of another famous young tap dancing quartet, they subsequently changed their name to "The Three Step Brothers."  In 1927, after accepting a new member, Sherman Robertson, they became The Four Step Brothers.  Dubbed "The Eight Feet of Rhythm," the group soon traveled with Duke Ellington.  While starring with the "Brothers," Anderson also appeared at the Hoofer Club and worked part-time as a newsboy.

Flash dance: Flash dancing was a form of tap dance (tap was also called jazz dance at the time) that evolved in the 1920s–1930s, which combined dance with acrobatics.  Prominent flash dance crews of the time include the Nicholas Brothers, The Four Step Brothers and the Berry Brothers.  During the 1920s–1930s many films and TV shows were released featuring the style.

Adam Scott (actor): Adam Paul Scott (born April 3, 1973) is an American actor, comedian, director, screenwriter, producer, and podcaster.  He is best known for his role as Ben Wyatt in the NBC sitcom "Parks and Recreation".  He has also appeared as Derek in the film "Step Brothers", Henry Pollard in the Starz sitcom "Party Down", and Ed Mackenzie in the HBO series "Big Little Lies".

Supporting paragraphs: She's Funny That Way (film) Kathryn Hahn
Answer: Kathryn Hahn