Limbo is a 1972 American drama film directed by Mark Robson, about three wives whose husbands are missing in action in Vietnam. It stars Kate Jackson, Kathleen Nolan and Katherine Justice. It is based on a story by Joan Micklin Silver inspired by interviews Silver conducted with actual P.O.W. and M.I.A. wives, which was serialized in McCall's magazine. Silver shares screenplay credit with James Bridges.