6 Degrees of Jacqueline Bissett
Start with Donald Sutherland (get there within 6 movies)
Donald Sutherland was in M.A.S.H. with Robert Duvall
Robert Duvall was in Bullitt with Jacqueline Bissett
Next: Start with Janet Leigh
Cregar and Victor Mature in I WAKE UP SCREAMING
Victor Mature and Peter Sellers in AFTER THE FOX
Peter Sellers and Jacqueline Bisset in CASINO ROYALE
Next...Carol Lynley