Miller is earned a bachelor of science degree in agribusiness from FAMU and graduated Summa Cum Laude. He also became a member of the Beta Nu Chapter of Alpha Phi Alpha Fraternity, Inc.
According to his official biography: “In 2012, he made his film debut with a supporting role in Unconditional starring Michael Ealy and Lynn Collins and his television debut in Tyler Perry’s House of Payne, playing the recurring role of “Rashard”. In 2014, Montrel landed a role in the Academy Award nominated film Selma. Also in 2014, Montrel booked a role on Resurrection and he landed a supporting role in Coffee Shop, alongside Laura Vandervoort, Jon Lovitz, and Kevin Sorbo. In 2016, Montrel starred in the Golden Globe and Emmy award winning show Atlanta. In 2017, he starred in the CBS drama series NCIS: New Orleans. Some of his other notable works include Being Mary Jane, Papa starring Yong-woo Park, Nice Guy, also starring Miguel A. Núñez Jr., Grammy nominee D. Woods’ music video for her single “2 The Bottom”, Wonderland starring Grammy nominee pop singer Natasha Bedingfield, and over 25 commercials, including NBA, Coca Cola, Ford, Delta, and Toyota. Montrel has a deep love for theatre and feels it it the purest form of acting. Some plays he’s performed in are Shakespeare’s A Midsummer Night’s Dream and The Taming of the Shrew, A Few Good Men, and A Streetcar Named Desire.”