Director:
Robert Butler

Casting:
Glenn Corbett,
Alfred Burke,
Kurt Russell,

UK, USA, 1969

Director:
Michael Anderson

Casting:
George Segal,
Alec Guinness,
Max von Sydow,

UK, USA, 1966

Director:
David Greene Stuart Rosenberg Herbert Hirschman

Casting:
Victor Platt,
Maxwell Shaw,
Alan Tilvern,

UK, USA, 1963