Peter Ustinov

as Grendel (voice)

Keith Michell

as The Shaper (voice)

Arthur Dignam

as The Dragon / Beowulf (voice)

Ed Rosser

as King Hrothgar (voice)

Alison Bird

as Wealhtheow, Hrothgar's wife (voice)

Bobby Bright

Ric Stone

as Unferth (voice)

Ernie Bourne

Rho Schepisi

Colin McEwan

Barry Hill

Peter Aanensen

Jack Brown

Julie McKenna

as The Shaper's Boy (voice)

Phillip Adams

as Narrator