Next week on EastEnders, Freddie becomes determined to find out the truth about his father.

Elsewhere, Stacey comes up with a plan to expose her stalker, Anna hires a private investigator and Sonia fears that she may be pregnant.

Read on for pictures and spoilers from next week's new episodes!

Monday, July 31 (Episode 6741)

Writer: Kevin Rundle
Director: Conor Morrissey

Freddie helps Alfie to arrange a last-minute pirate-themed party for the twins - it's a success, but after witnessing Alfie with his kids it makes Freddie resolve to find his real father.

The suspicion of blame falls on Gina when Linda reveals that 200 quid has gone missing from the takings.

Gina discovers that Anna stole the money to pay for a PI to track down Rose, but before she can tell George the truth, Anna lies and says that she left the cash on the Vic counter unattended.

Stacey is disturbed to receive lingerie delivered to her bap van, prompting her and Eve to come up with a plan to get the stalker round to No. 31.

Stacey bumps into Theo, who comes up with an excuse about wanting to discuss Lily's tutoring, so she invites him in for tea...

This episode airs Monday, July 31 at 7.30pm on BBC One and from 6am on iPlayer

Tuesday, August 1 (Episode 6742)

Writer: Kevin Rundle
Director: Conor Morrissey

George catches out Anna in her lie, forcing her to come clean about what she used the money for. George urges his daughter to call off the search, but later, she gets a call from her private investigator, who's managed to find out some information.

Freddie demands the truth about his dad from Kat but she lies in order to protect Little Mo. Later, however, Tommy overhears a conversation and decides to pass on what he's discovered to Freddie. Before too long Freddie is searching online for a 'Graham Foster'...

Also: Theo rescues Stacey from some unwanted advances, while Sonia's upset to have to spend her day off alone with Debbie at the hospice.

This episode airs Tuesday, August 1 at 7.30pm on BBC One and from 6am on iPlayer

Wednesday, August 2 (Episode 6743)

Writer: Carey Andrews
Director: Conor Morrissey

Bobby orchestrates a meeting between Freddie and Graham under the guise of wanting to test drive a car. When they meet, Freddie reveals his true identity to his dad.

Kat, Billy and Alfie try desperately to track down Freddie and eventually Bobby cracks under Kat's interrogation.

Also: Gina and Jay have a heart-to-heart about losing a mother, but Gina's later rattled when Anna brings up their mother again.

This episode airs Wednesday, August 2 at 7.30pm on BBC One and from 6am on iPlayer

Thursday, August 3 (Episode 6743)

Writer: Carey Andrews
Director: Conor Morrissey

Sonia admits to Whitney that she's late on her period and worries she may be pregnant. Later, Reiss clumsily puts his foot in it by sharing a negative attitude towards having children, unaware of Sonia's situation.

Bobby comes clean to Anna about being responsible for Lucy's death, but she tells him that she already knows about it.

Also: Honey starts to pick up on Ben's uneasiness around food.

This episode airs Thursday, August 3 at 7.30pm on BBC One and from 6am on iPlayer