Director:
Allen Reisner Marvin J. Chomsky David Lowell Rich

Casting:
Stephen Brooks,
Christopher Stone,
Hal Frederick,

USA, 1970

Director:
Ted Kotcheff

Casting:
Robin Phillips,
Judy Geeson,
Ester Anderson,

UK, 1969

Director:
Leonard Horn Paul Krasny Russ Mayberry

Casting:
Gary Collins,
Diana Muldaur,
Dawn Lyn,

USA, 1974