约翰·米尔斯

John Mills

饰：Prof. Bernard Quatermass

西蒙·麦克金代尔

Simon MacCorkindale

饰：Joe Kapp

布伦达·弗里克

Brenda Fricker

饰：Alison Thorpe

芭芭拉·科勒曼

Barbara Kellerman

饰：Clare Kapp

玛格丽特·提扎克

MargaretTyzack

饰：Annie Morgan

Brewster Mason

饰：Gurov

Ralph Arliss

Ralph Arliss

饰：Kickalong

Paul Rosebury

Paul Rosebury

饰：Caraway

简·伯蒂什

Jane Bertish

饰：Bee

丽贝卡·赛尔

Rebecca Saire

饰：Hettie Carlson

安娜贝勒·拉尼翁

Annabelle Lanyon

饰：Isabel

托亚·威尔考克斯

Toyah Willcox

饰：Sal

布鲁斯·珀切斯

Bruce Purchase

饰：Tommy Roach

叶西园

David yip（本名）

饰：Frank Chen

Tony Sibbald

Tony Sibbald

饰：Chuck Marshall

Sophie Kind

饰：Kapp Child

Joy Harington

饰：TV Producer,(as Joy Harrington)

凯文·史东尼

Kevin Stoney

饰：Prime Minister

埃尔茜·伦道夫

Elsie Randolph

饰：Woman Minister

埃沙格·巴克什

Ishaq Bux

饰：Misru

John Dunbar

饰：Electronics Expert

Declan Mulholland

Declan Mulholland

饰：Security Guard

Luke Hanson

饰：Pay Police Captain

Charles Bolton

Charles Bolton

饰：1st Mugger

Stewart Harwood

Stewart Harwood

饰：Taxi Driver

Frederick Radley

Frederick Radley

饰：Medicine Man

格蕾琴·富兰克林

Gretchen Franklin

饰：Edna

Clare Ruane

饰：Jane

Kathleen St. John

Kathleen St. John

饰：Winnie

Neil Stacy

饰：Toby Gough

Joanna Joseph

饰：Kapp Child

Brian Croucher

Brian Croucher

饰：Pay Police Lt.

戴维·阿什福德

David Ashford

饰：Hatherley

Ian Price

Ian Price

饰：Torrance

Lennox Milne

饰：Woman Researcher

John Richmond

饰：Lt. General

芭芭拉·基奥

Barbara Keogh

饰：Make-up Lady

James Leith

饰：1st Pay Cop

Christopher Driscoll

Christopher Driscoll

饰：2nd Mugger,(as Chris Driscoll)

Larry Noble

饰：Jack

James Ottaway

饰：Arthur

唐纳德·埃克尔斯

Donald Eccles

饰：Chisholm

Beatrice Shaw

饰：Susie