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
Janet Leigh "The Manchurian Candidate" FRANK SINATRA
FRANKK SINATRA "The Detective" Jacqueline Bisset"
Next try : Ernest Truex
Truex was in HIS GIRL FRIDAY with Cary Grant
Grant was in THE PRIDE & THE PASSION with Frank Sinatra
Sinatra was in THE DETECTIVE with J. Bisset
next..Tobey Maguire
Tobey Maguire in SPIDERMAN with Cliff Robertson
Cliff Robertson in MIDWAY with James Coburn
James Coburn in OUR MAN FLINT with James Brolin
James Brolin in THE CAPE TOWN AFFAIR with Jacqueline Bisset
Next...Martha Hyer
Hyer was in The Chase with Robert Duvall
Duvall was in Breakout with Charles Bronson
BRonson was in St. Ives with Bissett
next..Lola Falana
Falana in THE LIBERATION OF L.B. JONES with Lee J. Cobb
Cobb in IN LIKE FLINT with James Coburn
Coburn in THE GREAT ESCAPE with Steve McQueen
McQueen in BULLITT with Jacqueline Bisset
Next....Charlton Heston
Heston was in Ben-Hur with Stephen Boyd
Boyd was in The Night Heaven Fell with Brigitte Bardot
Bardot was in The Ravishing Idiot with Anthony Perkins
Perkins was in Murder on the Orient Express with J. Bissett
next..Ralph Meeker
Ralph Meeker in COOL HAND LUKE with Paul Newman
Paul Newman in WHEN TIME RAN OUT with Jacqueline Bisset
Next...Dean Jones
Dean Jones in THAT DARN CAT with Roddy McDowell
Roddy McDowell in THE LIFE AND TIMES OF JUDGE ROY BEAN with Jacqueline Bissett
Next: Laird Cregar