How many movies have Jack L. Warner and William Hopper collaborated on?

They have worked on 21 movies together! Their first movie together was Public Wedding (1937) while their highest rated movie together was Action in the North Atlantic (1943). They have not worked together since Action in the North Atlantic (1943). They are most known for their drama films together.

Crew
Executive Producer
Role
Canadian Soldier (uncredited)
Crew
Executive Producer
Role
Sergeant (uncredited)
Crew
Executive Producer
Role
Hotel Desk Clerk (Uncredited)
Crew
Presenter
Crew
Executive Producer
Role
Man at Campaign Meeting Carrying Michael
Crew
Executive In Charge Of Production
Role
New York Reporter When Knute is Ill (uncredited)
Crew
Producer
Role
First-Nighter (uncredited)
Crew
Production Executive
Role
J.L. Burns, Depositor (uncredited)
Crew
Executive In Charge Of Production
Role
Lieutenant Reporting Murrell's Attack (uncredited)
Crew
Executive In Charge Of Production
Role
Reporter (uncredited)
Crew
Production Manager
Role
Private Turner
Crew
Executive Producer
Role
Soldier Getting Radio Report from H4 (uncredited)
Crew
Executive Producer
Role
Trial Spectator (uncredited)
Crew
Executive In Charge Of Production
Role
Student
Crew
Executive Producer
Role
Reporter (as DeWolf Hopper)
Crew
Executive In Charge Of Production
Role
Striped-Shirted Man at Beach (uncredited)
Crew
Executive Producer
Role
Lal Killian
Crew
Executive Producer
Role
Matt, a Reporter
Crew
Executive Producer
Role
Pete Eddington - a Reporter (uncredited)
Crew
Executive Producer
Role
Tony Burke