Question: The fictional character Wo Fat is the nemesis of a character originally played by what actor?

Context paragraphs:
Jamie Clarke (Neighbours): James Kingsley Clarke is a fictional character from the Australian soap opera "Neighbours", played by Angus McLaren.  The character was originally played by Sarah Jane Dey from the character's birth and introduction on 30 July 1987.  Ryder Susman briefly took over the role in 1989, before Dey returned.  Dey said she had to leave because of her hair length.  In 1989, brothers Nicholas and James Mason took over the role of Jamie until his departure in 1990.  In 2003, the character returned, this time played by McLaren.

Jack Sugden: John Jacob "Jack" Sugden is a fictional character from the British ITV soap opera, "Emmerdale".  The character was originally played by Andrew Burt from 1972 to 1973 with a brief return in 1976, when the character left for Italy to write a book.  On his return in 1980 he was played by Clive Hornby.  Hornby stayed in the role until 2008 when he was forced to take a break from Emmerdale due to illness.  His last on-screen appearance was on 21 February 2008, and his absence was explained by the character visiting his mother, Annie Sugden (Sheila Mercier) in Spain.  Although Hornby intended to return to the series he did not recover from his health problems and early July that year died of the illness without returning to the series and Jack died off screen the following year.

Steve McGarrett: Steve McGarrett is a fictional character from "Hawaii Five-O" who serves as the leader of the Hawaii Five-0 (5−0) crime task force.  McGarrett was originally played by Jack Lord and also by Alex O'Loughlin in the remake.  He is partner to Detective Danny "Danno" Williams.

30 Rock: A XXX Parody: 30 Rock: A XXX Parody is an American pornographic film released on August 24, 2009 that parodies the television comedy series "30 Rock".  The film was directed by Lee Roy Myers and produced by the company New Sensations, who had also created parodies such as "Scrubs: A XXX Parody" and "".  Lisa Ann, who parodied Sarah Palin in "Who's Nailin' Paylin? ", stars as Liz Lemon the character originally played by Tina Fey, who parodied Palin herself on "Saturday Night Live".

Lynsey Nolan: Lynsey Gretchen Nolan is a fictional character from the British Channel 4 soap opera, "Hollyoaks", played by Karen Hassan.  The character originally appeared in the first series of the "Hollyoaks" spin-off, "Hollyoaks Later".  In 2010, "Hollyoaks" series producer Paul Marquess asked Hassan to join "Hollyoaks" as part of the soap's ongoing rejuvenation, to which she agreed and the character began appearing in the main show from 11 August 2010.  Hassan left "Hollyoaks" in 2012 when her character was killed-off during a "dramatic cliffhanger" episode.  To surprise the audience, the actress's exit was not announced beforehand.  Hassan's final scenes were broadcast on 21 August 2012, giving viewers the "ending they were looking for".

Robert Sugden: Robert Jacob Sugden is a fictional character from the British ITV soap opera "Emmerdale".  The character originally appeared on the show regularly between 22 April 1986 and 3 October 2005.  During that time he was first played as a baby by Richard Smith from 1986 and 1989 before the role was taken over by Christopher Smith from 1989 and 2001.  In 2001, Karl Davies took over the role in order for the character to become involved in more adult storylines, as he grew older.  Karl Davies briefly reprised his role as Robert for one episode airing on 10 February 2009, when he returned for the funeral of his father and longest running character Jack Sugden (Clive Hornby).  The character returned on 23 October 2014 with actor Ryan Hawley taking over the role.

Clare Bates: Clare Bates (also Tyler) is a fictional character from the BBC soap opera "EastEnders", played by Gemma Bissix.  Bissix originally played the character as a schoolgirl from 1993 to 1998.  She left the serial with her screen stepfather Nigel Bates, when his actor Paul Bradley opted to leave.  After a ten-year hiatus, Bissix returned to the role on 1 February 2008.  The character was transformed from "cute and sweet" into a gold digging "maneater", chasing wealthy men for their money.  The British media focused on the character's penchant for revealing clothing, and while she was praised by some critics, it was suggested that she was underused upon her return.  Bissix again left "EastEnders" at the end of her contract in the summer of 2008.  Her departing episode aired on 7 August 2008.

Summer Hoyland: Summer Rose Hoyland is a fictional character from the Australian soap opera "Neighbours", played by Jordy Lucas.  She made her first screen appearance during the episode broadcast on 20 May 2002.  The character was originally played by Marisa Siketa from her arrival to her departure in 2005 and her subsequent returns in 2006 and 2007.  In October 2009, it was announced that the character was to return to the show.  Siketa auditioned for her previous role, but producers felt the character had evolved too much.  They decided to cast Lucas instead after she came to their attention during the "Dolly" ""Neighbours" Next Big Stars" competition.  Summer returned on 11 February 2010.  Lucas announced her departure from "Neighbours" in September 2012 and Summer departed on 10 January 2013.

Wo Fat: Wo Fat is the name of a fictional villain in the long-running CBS series "Hawaii Five-O".  On the show, Wo Fat is the nemesis of Steve McGarrett (Jack Lord and Alex O'Loughlin), the head of Hawaii's (fictional) special task force, Five-O.

Khigh Dhiegh: Khigh Alx Dhiegh ( or ) (born Kenneth Dickerson on August 25, 1910 in Spring Lake, New Jersey, died October 25, 1991 in Mesa, Arizona) was an American television and motion picture actor of Anglo-Egyptian-Sudanese ancestry, noted for portraying Asian roles.  He is perhaps best remembered for portraying villains, in particular his recurring TV guest role as Chinese agent Wo Fat on "Hawaii Five-O" (from the pilot in 1968 to the final episode in 1980), and brainwashing expert Dr. Yen Lo in 1962's "The Manchurian Candidate."  He also starred in the short-lived 1975 TV series "Khan! " as the title character.  In 1988, he was featured as Four Finger Wu in James Clavell's "Noble House" television mini-series.  He also guest starred in "Ironside" (episode: "Love My Enemy"), "The Wild Wild West" (episode: "The Night of the Samurai"), and in the "Jake and the Fatman" episode "Wish You Were Here."

Supporting paragraphs: Wo Fat Steve McGarrett
Answer: Jack Lord