Airs Thursday April 24, 19:30 Ian struggles to cope in the aftermath of his daughter's death.
Lee is asked to provide a DNA sample in Friday night's episode.
The Walford soap was up 1.8m week-on-week in the ratings.
Natalie Cassidy hopes that James Alexandrou will be back in the future.
The executive producer speaks about scenes which aired tonight (April 22).
Dramatic stories centring around Lucy Beale and Kate Ramsay boosted both soaps.
Kat faces an important court hearing next week.
Sonia makes a move on Tina during a heart-to-heart next week.
The Beales find their private business under scrutiny next week.