The Boy from Mercury
Cast
Tom Courtenay
Uncle Tony Cronin
Hugh O'Conor
Paul
Ian McElhinney
Brother Dowdall
Sean Flanagan
Sean McCarthy
Charles Middleton
Ming the Merciless (Archive Footage)
Van Johnson
Game Show Contestant (Archive Footage)
Rita Tushingham
May Cronin
Johnny Ward
Classroom Schoolboy
Buster Crabbe
Flash Gordon (Archive Footage)