The following is a list of characters that first appeared or will appear in the British Channel 4 soap opera Hollyoaks in 2012, by order of first appearance. All characters are introduced by the series' producer, Emma Smithwick. The first character to be announced was ; soon followed by . While interviewed by Inside Soap, Smithwick announced that she planned to introduce more characters to expand the Kane family. The first to arrive was ; soon followed by - while Amy Downham joined the serial playing the role of . Later introductions include "bad boy" character and deaf teenager ; while Maddie Morrison's father and mother arrived. June saw the arrival of played by former EastEnders actor Cliff Parisi. (James Farrar) began appearing from August, while Oscar Osborne was born prematurely to Darren and Nancy Osborne in October. , played by Nikki Sanderson, began appearing in November, as did and , played by Jeremy Sheffield and Anna Passey respectively, as well as played by Dan Tetsell and Brendan and Cheryl Brady's father, Seamus shortly followed.