Full Cast — Land of the Giants (1968–1970)

Don Marshall

Dan Erickson

Heather Young

Betty Hamilton

Don Matheson

Mark Wilson

Stefan Arngrim

Barry Lockridge

Gary Conway

Steve Burton

Deanna Lund

Valerie Scott

Kurt Kasznar

Alexander B. Fitzhugh

Kevin Hagen

Insp. Dobbs Kobick

Erik L. Nelson

SID Officer / SID Man

Steven Marlo

Technician / Cop / SID Officer Burns / Minor SID Official

Michael Quinn

Watchman Jake / Lt. Emar / Gateman

Leonard Stone

Dr. Kraal / Sgt. Eson

Paul Fix

Dr. Brulle

Warren Stevens

Capt. Ashim / Olds

Cliff Osmond

Jolo / Grotius

Ivan Markota

Giant Fugitive / Sergeant

Sheila Allen

Nurse Helg / Miss Collier

Paul Trinka

Giant Guard / Officer

Jack Albertson

Prof. Kirmus / Inidu

Ted Jordan

SID Man / Policeman

Sandra Giles

Dr. Greta Gault / Harem Dancer

Stewart Bradley

Police Sergeant / Senior Scientist

William Bramley

P.G. Hanley / First Giant

Joseph Ruskin

Carlos / General Aza

Janos Prohaska

Gorilla / Gorilla - Bobo

Willard Sage

Hook / Inspector Swan

Miriam Schiller

Nurse / Housewife

Patrick Culliton

SID Officer Willis / Policeman

Martin Liverman

Trainer / Security Guard