Seth Costello

Seth Costello
Hollyoaks character
Portrayed byMiles Higson
Duration2010–2011, 2020–2021
First appearanceEpisode 2867
20 July 2010 (2010-07-20)
Last appearanceEpisode 5517
2 February 2021 (2021-02-02)
ClassificationPast; regular
Introduced byPaul Marquess (2010)
Bryan Kirkwood (2020)
Spin-off
appearances
Hollyoaks Later (2010–2011)
In-universe information
FatherCarl Costello
MotherHeidi Costello
BrothersRiley Costello
Jason Costello
Half-sistersJem Costello
GrandfathersSilas Blissett
UnclesTrev Costello
AuntsWendy Blissett
NephewsBobby Costello
Phoenix Costello
Other relativesMitzeee Minniver
Trish Minniver
Maxine Minniver
Minnie Minniver

Seth Costello is a fictional character from the British television soap opera Hollyoaks, played by Miles Higson. He made his first appearance during the episode broadcast on 20 July 2010. His first major storyline was in 2011 when he was the centre of a steroids storyline. He also became involved in the storyline where his father Carl Costello (Paul Opacic) began an affair with Mercedes McQueen (Jennifer Metcalfe). 2020 saw the return of Seth, when he blackmailed the McQueen family with grandfather Silas Blissett (Jeff Rawle). He departed again on 2 February 2021.