type: 

ACTION

ADVENTURE

THRILLER

A classical art professor and collector, who doubles as a professional assassin, is coerced out of retirement to avenge the murder of an old friend.

name	character
Jean-Pierre Bernard	Jean-Paul Montaigne
Heidi Brühl	Mrs. Anna Montaigne
Jack Cassidy	Miles Mellough
Thayer David	Dragon
Clint Eastwood	Dr. Jonathan Hemlock
Michael Grimm	Anderl Meyer
Dan Howard	Dewayne
George Kennedy	Ben Bowman
Jack Kosslyn	Reporter
Vonetta McGee	Jemima Brown
Candice Rialson	Art Student
Reiner Schöne	Karl Freytag
Elaine Shore	Miss Cerberus
Brenda Venus	George
Gregory Walcott	Pope

name
David Brown	producer
Robert Daley	producer
Hal Dresner	screenplay
Clint Eastwood	director
Warren Murphy	screenplay
Rod Whitaker	writer (original), screenplay
John Williams	composer
Richard D. Zanuck	producer