Several months have passed - Amy is working, but David is still unemployed and lies to her that his doctor has told him he will have a nervous breakdown unless he takes a holiday. S3 E1: Winter Break
David is caught out when Amy tells him that Tommy Wright is dead, so he and Linda adopt disguises to avoid each other's spouses as they plan to move to another hotel. S3 E2: Deja Vu
Two sinister men arrive at the Pearces' room - they want their bag back and they aren't above throwing David off the balcony if he doesn't disclose its whereabouts. S3 E5: Costa Del Crime
When David buys a raffle ticket in aid of Conservative funds, Labour supporter Amy is shocked and accuses him of selling out the socialist principles he embraced when they met. S3 E6: Cause Celebre