Lee Sung-yeol, (Hangul: 이성열 ; Hanja: 李成烈 ; born August 27, 1991), known mononymously as Sungyeol, is a South Korean singer and actor.
 He is a member of the South Korean boy band Infinite and its sub-group Infinite F.
Nam Woo-hyun (Hangul: 남우현 ; Hanja: 南優賢 ; born February 8, 1991), commonly known by his mononym Woohyun, is a South Korean singer and actor with the boy band Infinite.
 In 2016 he released a solo album.
Lee Sung-jong (Hangul: 이성종; hanja: 李成種; born September 3, 1993), commonly known as Sungjong, is a South Korean singer.
 He is the vocalist of the South Korean boy band Infinite under Woollim Entertainment.
 He is also the vocalist of Infinite F.
Over the Top is the first studio album of South Korean boy band Infinite.
 It was released on July 21, 2011.
 The song "Be Mine" was used to promote the album.
 A repackaged version of the album was released on September 26, 2011 with the song "Paradise" as the title track.
"She's Back" is a song released by the South Korean boy band Infinite.
 The song is the second single from their debut mini album "First Invasion" and it was released as a digital single on August 4, 2010.
 The song was later re-recorded in Japanese and will be used as the group's third Japanese single, released in August 29, 2012.
Lee Ho-dong (Hangul: 이호동 ; born on (1991--) 28, 1991 ), better known by his stage name Hoya or Lee Ho-won, is a South Korean rapper, dancer, songwriter and actor.
 He served as a rapper and vocalist in boy band Infinite from 2010 and its sub-group Infinite H from 2013 up until his departure from Woollim Entertainment in 2017.
Kim Myung-soo (born March 13, 1992), better known by his stage name L, is a South Korean singer and actor.
 He is a member of the boy band Infinite and its sub-group Infinite F.
Hi!
 School: Love On (Korean: 하이스쿨: 러브온 ) is a 2014 South Korean television series starring Kim Sae-ron, Nam Woo-hyun and Lee Sung-yeol of the band Infinite.
 It aired on KBS2 from July 11 to December 19, 2014 on Fridays at 20:55 for 20 episodes.
Thomas Michael Henry Smith (born 29 April 1981) is an English musician.
 He is the lead singer, lyricist, keyboardist and rhythm guitarist for the Birmingham-based indie rock band Editors.
Inspirit is the first single album of South Korean boy band Infinite.
 The album was released on March 17, 2011, along with the music video for the album's title track "Nothing's Over".
 Infinite followed up the promotions of "Nothing's Over" with a broadcasting version of their song "Can U Smile (Remake)".

Question: Who is in the boy band Infinite, Nam Woo-hyun or Tom Smith?
Answer: Nam Woo-hyun