Invasion: Earth

Vincent Regan

Flt. Lt. Chris Drake

Maggie O'Neill

Dr. Amanda Tucker

Fred Ward

Maj. Gen. David Reece

Phyllis Logan

Sqn. Ldr. Helen Knox

Nicola Buckingham

Echo

Paul J. Medford

Nick Shay

Jo Dow

Flt. Lt. Jim Radcliffe

Gerard Rooney

Sgt. Tuffley

Laura Harling

Emily Tucker

Bob Barrett

Flt. Lt. Stewart

Anton Lesser

Lt. Charles Terrell

Sara Kestelman

Grp. Capt. Susan Preston

Christopher Fairbank

Wg. Cdr. Friday

John Shrapnel

Air Marshal Bentley

Nicola Grier

Det. Sgt. Rebecca Holland

Diana Payan

Gran

Hugh Ross

Dr. Vickers

Sheila Grier

Jenny Marchant

Michael Vaughan

Insp. Boyd

Luke Garrett

SAC Burton

Zoe Telford

Selina Griffiths

Barbara Horne

Doctor's Receptionist