How many movies have Glenn Strange and Richard Alexander acted in together?

They have worked on 12 movies together! Their first movie together was Flash Gordon (1936) while their highest rated movie together was Riders of Death Valley (1941). They have not worked together since Spaceship to the Unknown (1966). They are most known for their western films together.

Role
Robot / Ming soldier / Gocko (archive footage) (uncredited)
Role
Prince Barin (archive footage)
Role
Bart Drummond
Role
Henchman Pete Jackson (as Dick Alexander)
Role
Bill Smalley - Henchman
Role
Gus - Henchman
Role
Tough Yankee #1
Role
Phil - Guerrilla Guarding Seton