Xtro

Philip Sayer

Sam Philips

Bernice Stegers

Rachel Philips

Danny Brainin

Joe Daniels

Maryam D'Abo

Analise Mercier

Simon Nash

Tony Phillips

Peter Mandell

Clown

David Cardy

Michael

Anna Wing

Mrs. Goodman

Robert Fyfe

Doctor

Katherine Best

Jane

Robert Pereno

Ben

Sean Crawford

Commando

Tim Dry

Monster

Susie Silvey

Woman in Cottage

Arthur Whybrow

Mr. Knight

Anna Mottram

Teacher