There was a shelved movie Bakshi Productions "Maa Kasam"(1978) Starring Vinod Mehra,Mahendra Sandhu,Sulakshna Pandit,Sushma Verma,Bindu,Chand Usmani, Jeevan, Jagdeep,Keshto Mukherjee,Ranjeet,Music by Mandhir -Jatin, Produced by Bakshi Bhatia, Directed by Dilip Bose.
Manmohan Desai was very keen to change the title of Suhaag (1979) to Maa Kasam. But a film with the same title with Vinod Mehra, was being made, which made him retain the title Suhaag.
Again in year 1999, The Same Tittle was made with the same Tittle Maa Kasam and again Mithun Chakravorty was in the film.