Burnley striker Agyei scored five times in 21 appearances during his spell at the Banks’s Stadium, while Bury winger Ismail managed three goals in 24 games after both players joined the club at the end of August.
Manager Jon Whitney told the club’s official website: “We would like to thank both Zeli and Dan for their efforts.
“Dan’s attitude has been really good but we’ve just decided to go in a different direction and we couldn’t guarantee him minutes here.
“We would have absolutely loved to have kept Zeli but unfortunately he’s Bury’s player, so they have called him back.”
Olympique Lyonnais winger Memphis Depay is confident that he can become one of the world's top players as long as he improves his consistency.
Napoli manager Maurizio Sarri has heaped praise on the club's fans after receiving the Premio Maestrelli award for the best coach in Europe this season.
Southampton defender Ryan Bertrand backs newly appointed manager Mark Hughes as the right man to ensure the Saints avoid relegation from the English Premier League.