Riven

Tom Baker

as The Doctor

Elisabeth Sladen

as Sarah Jane Smith

Milton Johns

as Guy Crayford

Peter Welch

as Morgan

Martin Friend

as Styggron

Max Faulkner

as Cpl. Adams

Dave Carter

as Grierson

Ian Marter

as Harry Sullivan

Roy Skelton

as Chedaki

John Levene

as RSM Benton

Stuart Fell

as Kraal

Patrick Newell

as Col. Faraday

Hugh Lund

as Matthews

Heather Emmanuel

as Tessa

Barry Letts

Director

Terry Nation

Writer

Barbara Lane

Costume Design

Dudley Simpson

Original Music Composer

Philip Hinchcliffe

Producer

Mike Stoffer

Editor

Alan Arbuthnott

Lighting Artist

Philip Lindley

Production Design

Dick Mills

Special Sound Effects

Alan Machin

Sound

Len Hutton

Visual Effects

Doug Mawson

Sound

Len Newson

Camera Operator

Terry Walsh

Fight Choreographer

Duncan Brown

Lighting Director

Sylvia Thornton

Makeup Artist

Marion McDougall

Production Assistant

Robert Holmes

Script Editor

Delia Derbyshire

Theme Song Performance