Malcolm McDowell character H. G. Wells
David Warner character Jack the Ripper - John Leslie Stevenson
Mary Steenburgen character Amy Robbins
Charles Cioffi character Lt. Mitchell
Kent Williams character Assistant
Andonia Katsaros character Mrs. Turner
Patti D'Arbanville character Shirley
James Garrett character Edwards
Keith McConnell character Harding
Leo Lewis character Richardson
Byron Webster character McKay
Karin de la Penha character Jenny
Geraldine Baron character Carol
Laurie Main character Inspector Gregson
Joseph Maher character Adams
Robert Shaw character Bank Officer
M.C. Gainey character London Bobby
Clement von Franckenstein character Bobby (as Clement St. George)
Read Morgan character Booking Cop
Jim Haynie character 1st Cop
Shelley Hack character Docent
Corey Feldman character Boy at Museum