Selina Cook is a fictional character from the Australian Channel Seven soap opera Home and Away, played by Tempany Deckert. She debuted on-screen during the episode airing on 5 May 1994. Deckert was given the role of Selina after her third audition for the show. In 1996, Deckert fell ill and Louise Crawford played Selina in her absence. In 1997, Deckert decided to leave the serial, however briefly returned in 1998. Her return was filmed in Ironbridge, Shropshire, as part of the serial's first ever overseas location filming. Selina's last appearance to date was on 30 March 1998, where she agreed to marry Steven.

Jack Wilson is a fictional character from the Australian Channel Seven soap opera Home and Away, played by Daniel Amalm. He made his first appearance on 1 April 1994. Jack was introduced as a new foster child for the characters of Michael and Pippa Ross. Amalm auditioned for the role in the place of his friend, who could not attend. Many actors auditioned to play Jack, but Amalm was eventually cast. Jack is characterised as a "bad boy" and a "wild child" and Amalm enjoyed playing the role of the "baddie". Jack's storylines feature racial abuse, rebellious behaviour, joy riding and various romances. In 1996, Amalm quit the series to concentrate on a music career. The actor did not like the monotony that accompanied playing the same role, but he remained open minded about a future return. He did so in 2000, when Jack returned as part of episodes centred on foster sister Sally Fletcher wedding.