Robert James-Collier as Joe Sophie Thompson as Penny Andrea Lowe as Lucy Kieran O'Brien as Dez Alexander Armstrong as Dominic Gregor Fisher as Will Dylan Tomkins as Bobby [1] Joe (Rob James-Collier) returns from his latest trip abroad to find that ex-girlfriend Lucy (Andrea Lowe), is pregnant.
The baby's father is her boss Dominic (Alexander Armstrong), who is married to Penny (Sophie Thompson).
Lucy leaves hospital with her baby,Arthur,but the bailiffs have taken everything from Will's flat so Joe installs them in a caravan belonging to his brother Dez.
Due to the circumstances Lucy has found herself in, Penny decides to sue for custody of Arthur.
Penny,fearing that Lucy will run off with Dom and the baby,confronts her and Liz, in an attempt to break them up finds herself injured.