Young orphans, Mel, Josh and Lucy, can't believe their luck when they are fostered together under one roof. But just when it looks like they have the chance of a relatively normal life, they discover their new parents are aliens from planet Valux!
Brian Johnson
Josh Barker
Lucy Barker
Sophie Johnson
Melanie "Mel" Barker
Frankie Perkins
Pete Walker
Trent Clements
Wendy Richardson
C.J.
Graham Whiteside
Alison Hardman
Harry
Sophie Johnson, Aunt Sophie
Poppy Manning
Jacqueline "Jaq" Bennett
Dan Bennett
Becky Bennett
Eddie Bennett
Iona
Guido
Andy
Blaise
Tania Thomas
School Kid
Stewie
Mr. Rockwell
Dinesh
Mrs. Reece
Mrs. Brookman, Mrs. Williams
Selena
Dave Locket
Miss Heather
Scott
Mikey
Plank (as John Joseph)
Debbie
Miss Price, Miss Parker