How many movies have Frank Sinatra and John Harding acted in together?

They have worked on 2 movies together! Their first movie together was Meet Me in Las Vegas (1956) while their highest rated movie together was The Joker is Wild (1957). They have not worked together since The Joker is Wild (1957).

Role
Joe E. Lewis
Role
Johnny Allen (uncredited)
Role
Man at Slot Machine (uncredited)
Role
Worried Boss