Screen
Grover has over thirty theatrical film credits, beginning with her role as Sister Anne in the 1985 film, Agnes of God, and continuing with appearances in The Gate (1987), The Uncles (2000), Fatman (2020), The Shipping News (2001), Where the Truth Lies (2005), Six Figures (2005), and Alice, Darling (2022).
She also appears in television movies, including The Christmas Wife (1988), Under the Piano (1996), When Innocence Is Lost (1997), and Rated X (2000), in addition to the miniseries Bag of Bones (2011), The Kennedys (2011), and The Firm (2012).
In addition to her regular roles on Night Heat and Jann, Grover has had multiple appearances on Our Hero (2000–01),
How to Be Indie (2009–10), Happy Town (2010), Sensitive Skin (2016), Orphan Black (2017), and a regular role as Tillie on the sci-fi horror series From (2023–24).
Grover's television guest appearances include Counterstrike (1993), Instant Star (2007), Love You To Death (2007), Breakout Kings (2011), Satisfaction (2013), The Strain (2014), Shadowhunters: The Mortal Instruments (2019), Northern Rescue (2019), Dare Me (2020), and Good Witch (2021), among others.
- Voice roles
Grover also voiced the roles of Kassandra and Hippolyte in the 2011 video game Warriors: Legends of Troy.[5]