Olivia Hussey
Jess
Keir Dullea
Peter
Margot Kidder
Barb
John Saxon
Lt. Fuller
Marian Waldman
Mrs. Mac
Andrea Martin
Phyl
J
James Edmond
Mr. Harrison
Doug McGrath
Sargeant Nash
Art Hindle
Chris
Lynne Griffin
Clare
M
Michael Rapport
Patrick
Leslie Carlson
Graham
M
Martha Gibson
Mrs. Quaife
J
John Rutter
Laughing Detective
R
Robert Warner
Doctor
S
Sydney Brown
Farmer
J
Jack Van Evera
Search Party
L
Les Rubie
Search Party
M
Marcia Diamond
Woman
P
Pam Barney
Jean
R
Robert Hawkins
Wes
D
David Clement
Cogan
D
Dave Mann
Cop
John Stoneham Sr.
Cop
D
Danny Gain
Cop
T
Tom Foreman
Cop
Bob Clark
Prowler Shadow / Phone Voice (uncredited)
Nick Mancuso
The Prowler / Phone Voice (uncredited)
Ann Sweeny
Phone Voice (voice) (uncredited)
G
Gerry Arbeid
Cab Driver (uncredited)