Katharine McPhee in Country Comfort (2021)

Katharine McPhee and Riley B. Smith in Scorpion (2014)

Katharine McPhee in You May Not Kiss the Bride (2011)

Dave Annable and Katharine McPhee in You May Not Kiss the Bride (2011)

Rumer Willis, Kat Dennings, Dana Goodman, Emma Stone, Katharine McPhee, and Kimberly Makkouk in The House Bunny (2008)

Robert Patrick, Eddie Kaye Thomas, Elyes Gabel, Katharine McPhee, Jadyn Wong, Riley B. Smith, and Ari Stidham in Scorpion (2014)

Robert Patrick, Carlo Rota, Eddie Kaye Thomas, Elyes Gabel, Katharine McPhee, Jadyn Wong, Scott Porter, and Ari Stidham in Scorpion (2014)

Katharine McPhee and Jadyn Wong in Scorpion (2014)

Elyes Gabel and Katharine McPhee in Scorpion (2014)

Robert Patrick, Eddie Kaye Thomas, Elyes Gabel, Katharine McPhee, Jadyn Wong, and Ari Stidham in Scorpion (2014)

Lea Thompson and Katharine McPhee in Scorpion (2014)

Eddie Kaye Thomas, Katharine McPhee, Jadyn Wong, Scott Porter, and Ari Stidham in Scorpion (2014)

Robert Patrick and Katharine McPhee in Scorpion (2014)

Eddie Kaye Thomas, Katharine McPhee, and Riley B. Smith in Scorpion (2014)

Katharine McPhee at an event for American Idol (2002)

Anna Faris, Rumer Willis, Kat Dennings, Kiely Williams, Dana Goodman, Emma Stone, Katharine McPhee, and Kimberly Makkouk in The House Bunny (2008)

Eddie Cibrian, Pyper Braun, Katharine McPhee, Jamie Martin Mann, Ricardo Hurtado, Griffin McIntyre, and Shiloh Verrico in Country Comfort (2021)

Jeremy Rudd, Mike Vogel, and Katharine McPhee in In My Dreams (2014)

Anjelica Huston, Debra Messing, Jack Davenport, Christian Borle, Leslie Odom Jr., Jennifer Hudson, Katharine McPhee, Megan Hilty, Jeremy Jordan, Krysta Rodriguez, and Andy Mientus in Smash (2012)

Anjelica Huston, Debra Messing, Brian d'Arcy James, Jack Davenport, Christian Borle, Raza Jaffrey, Katharine McPhee, Megan Hilty, and Jaime Cepero in Smash (2012)