Wakefield Trinity stylishly claimed just a second victory in 13 Super League matches, beating fellow strugglers Hull KR 38-10.
Archie Bruce was found dead in his hotel room the morning after making his debut for Batley Bulldogs in a game against Toulouse.
Cronulla Sharks needed a late try to beat St George-Illawarra Dragons, while Sydney Roosters hammered New Zealand Warriors in the NRL.
Victory on the road at Catalans Dragons sees London Broncos join three other teams on 18 points at the foot of Super League.
Melbourne Storm threw away a lead at home to Canberra Raiders, while Newcastle Knights cruised against North Queensland Cowboys.
Three tries in a dominant spell saw Wigan Warriors ease past potential play-off opponents Warrington Wolves.
Brisbane Broncos boosted their hopes of a place in the top eight of the NRL ladder, while fourth place is still in Parramatta Eels' sights.
Super League leaders St Helens put in an impressive second-half display as they stormed to a 36-20 victory over Leeds Rhinos at Headingley.
Manly Sea Eagles all but secured their place in the NRL finals as they moved into fourth with a 32-12 win over West Tigers.