The main cast of the movie "Why Did I Get Married?" includes:
- Tyler Perry as Terry Brock, a pediatrician
- Sharon Leal as Diane Brock, an attorney
- Janet Jackson as Dr. Patricia Agnew, a psychologist
- Malik Yoba as Gavin Agnew, an architect
- Jill Scott as Sheila Jackson, a housewife
- Richard T. Jones as Mike, an entrepreneur
- Tasha Smith as Angela Williams, a hair salon owner
- Michael Jai White as Marcus Williams, a former professional football player
- Lamman Rucker as Sheriff Troy Jackson
- Denise Boutte as Trina
- Keesha Sharp as Pam
- Kaira Akita (credited as Kaira Whitehead) as Keisha
This ensemble cast brings to life the story of four couples who go on an annual retreat to evaluate their marriages, facing various challenges and revelations along the way.