Robert Blake's second (of three) "Joe Dancer" movies has the hard-boiled private investigator teaming up with a chimp named Gregor, his trainer (who also happens to be an expert thief), and an electronics genius of questionable repute to steal back a priceless vase looted from a family collection during World War II.
Joe Dancer
Jimmy Papadopulous
Vito
Teabag
Charley
Stump Harris
Keyes
Museum Curator
Briarton
Jennifer Athens
Charley's Niece
Benny