Fulham have signed Nathaniel Chalobah on a permanent deal and fellow midfielder Domingos Quina on a season-long loan from Premier LeagueWatford.
Chalobah, 26, has signed a two-year deal and Fulham have the option to make 21-year-old Quina's deal permanent.
Midfielder Andre-Frank Zambo Anguissa has joined Italian side Napoli on a season-long loan, after extending his contract with Fulham to summer 2024.
The Cameroon international spent the 2019-20 campaign on loan at Villarreal.
Anguissa featured 38 times in all competitions last season as Fulham were relegated from the Premier League.