Question: Who starred in a film about a young engaged couple on a sea cruise, with the woman being implicated in the death of her former lover, and also became an American citizen in 1942?

Context articles: Ken Bolton
Disappearance of Amy Lynn Bradley
Frankie Ford
George Ellwanger
A Trip to Jamaica
Holly Cunningham
Forbidden (1932 film)
Thought Chamber
Cary Grant
The Woman Accused

Bolton was born in Sydney and studied fine arts at the University of Sydney, where he also tutored.
 In the late 70s he edited the poetry magazine "Magic Sam" and began the small press Sea Cruise Books with Anna Couani.
 His first book of poems, "Four Poems", was published in 1977.
 In 1982 he moved to Adelaide to work at the Experimental Art Foundation.
Amy Lynn Bradley (born May 12, 1974) was a 23-year-old American citizen who went missing during a Caribbean cruise on the Royal Caribbean International cruise ship "Rhapsody of the Seas" in late March 1998, while en-route to Curaçao.
 Searches turned up no sign of her and investigators believe it unlikely that she had fallen overboard.
 There have been possible sightings of Bradley in Curaçao; in 1998, tourists had seen a woman resembling Bradley on a beach, and in 1999, a member of the U.S. Navy claimed a woman in a brothel had said she was Bradley and had asked him for help.
Frankie Ford (August 4, 1939 – September 28, 2015), was an American rock and roll and rhythm and blues singer, best known for his 1959 hit "Sea Cruise".
George Ellwanger (December 2, 1816 – November 26, 1906) was a prominent horticulture scientist.
 Ellwanger was born in Württemberg, Germany and emigrated to the United States.
 Settling in Rochester, New York Ellwanger joined with Patrick Barry to form the Mount Hope Nursery (also known as the Ellwanger and Barry Nursery) in 1840.
 He also became an American citizen in 1840.
 In 1843 the nursery began publishing catalogs to increase sales.
A Trip to Jamaica is a Nigerian comedy drama film directed by Robert Peters, starring Ayo Makun, Funke Akindele, Nse Ikpe Etim and Dan Davies.
 The film received mainly mixed to negative reviews from critics, however, it was a huge box office success, breaking the earlier record set by "30 Days in Atlanta".
 The movie had its worldwide premiere on September 25, 2016 in Lagos State.
 The event also featured a celebrity football game involving ex-internationals, like Kanu Nwankwo, Jay Jay Okocha, Peter Rufai, Joseph Yobo and Stephen Appiah.
 The film tells a story about the adventures of a newly engaged couple in their relatives residence outside Nigeria, and how the secrets of their host led to the eventual breakup of their union amidst the culture shock of the new country and living with upper-class citizens.
Holly Cunningham (also Hutchinson, Longford and Roscoe) is a fictional character from the long-running Channel 4 soap opera "Hollyoaks" portrayed by Amanda Clapham.
 Holly's first on-screen appearance was her birth on 25 December 1997, before departing in 2001.
 Holly made further appearances in 2002 and later in 2004, played by Karis Sharkey and Katie Hynes respectively.
 In 2008, Holly returned to the serial played by Lydia Waters.
 In 2009, Holly paid a minor role in the second series of Hollyoaks Later, and featured in the storyline of her mother Cindy (Stephanie Waring) and Tony Hutchinson's (Nick Pickard) wedding, despite Darren Osborne (Ashley Taylor Dawson) and Jacqui McQueen (Claire Cooper) teaming up to split the engaged couple up before the wedding.
 Waters then departed in 2010.
 In November 2012, the character was reintroduced, now played by Wallis Day.
 Day as fifteen-year-old Holly appeared in the sixth series of Hollyoaks Later, in a dark storyline that featured Holly go on a trip to an isolated country mansion with Esther Bloom (Jazmine Franks) to celebrate Esther's eighteenth birthday, along with Holly's boyfriend Callum Kane (Laurie Duncan), Esther's girlfriend Tilly Evans (Lucy Dixon) and Tilly's strange and mysterious new housemate Jade Hedy (Lucy Gape).
 Shortly after, Day made her final appearance on 22 October 2013.
 The character was immediately recast, with actress Amanda Clapham taking over the role; she made her first appearance as Holly on 19 November 2013.
Forbidden is a 1932 American pre-Code melodrama film directed by Frank Capra and starring Barbara Stanwyck, Adolphe Menjou, and Ralph Bellamy.
 Based on the novel "Back Street" by Fannie Hurst, with a screenplay by Jo Swerling, the film is about a young librarian who falls in love with a married man while on a sea cruise.
Thought Chamber is an American progressive metal supergroup formed in 2006.
 The band was formed by guitarist Michael Harris and vocalist Ted Leonard of Enchant.
 The band's first full-length album, "Angular Perceptions" was released in 2007 on progressive label InsideOut and received critical acclaim, including Honorable Mention from drum legend Mike Portnoy in his Top 10 Albums of 2007.
 Thought Chamber released their second full-length opus, a concept album entitled "Psykerion", in 2013 featuring founding members, guitarist Michael Harris and vocalist Ted Leonard, along with new drummer Mike Haid, bassist Jeff Plant, and keyboardist Bill Jenkins (Enchant).
 Progressive Metal web site, Grande Rock, voted "Psykerion" Best Album of 2013, and voted "Transcend" Best Song of 2013.
 In early 2014, Mike Portnoy invited Thought Chamber vocalist, Ted Leonard, to tour with his progressive band, Transatlantic, to fill in for Daniel Gildenlöw (Pain of Salvation) who was recovering from unexpected health issues.
 Ted also performed with Transatlantic, and Spock's Beard in Feb 2014 on the Progressive Nation at Sea cruise.
 In March 2014, InsideOut Music released the first-ever Thought Chamber video, "Transcend" which was filmed in Dallas, TX in September 2013.
Cary Grant (born Archibald Alec Leach; January 18, 1904 – November 29, 1986) was a British-American actor, known as one of classic Hollywood's definitive leading men.
 He began a career in Hollywood in the early 1930s, and became known for his transatlantic accent, debonair demeanor, and light-hearted approach to acting and sense of comic timing.
 He became an American citizen in 1942.
The Woman Accused is a 1933 American Pre-Code drama film starring Nancy Carroll and Cary Grant as a young engaged couple on a sea cruise, with the woman being implicated in the death of her former lover.
 The supporting cast includes Jack La Rue in a particularly memorable sequence opposite Grant in which the latter violently whips him.
 The movie was directed by Paul Sloane.