Wakefield's Matt Ryan will miss the rest of the season after being told he needs to have a shoulder operation.
Bradford Bulls forward Manase Manuokafoa has agreed a two-year deal with Widnes from 2015.
Halifax winger Rob Worrincy has had a suspension for betting increased from six to nine months following a failed appeal.
Gareth Ellis wants Hull to replicate Castleford's success when they return next season.
Simon Johnson has been appointed as a non-executive member of the RFL's independent board of directors.
Team news and statistics ahead of Thursday's action in the First Utility Super League.
Team news for Thursday's First Utility Super League clash between Hull FC and Castleford Tigers.
St Helens stand-off Lance Hohaia will be out of action for around eight weeks with a foot injury.
Salford hooker Tommy Lee will miss Friday's Super League match against Leeds through suspension.
Ian Laybourn feels there is room for optimism for Bradford Bulls fans even in their darkest hour.