[4][5][6] In the same year, Rosner played the role of Jack Collins in the Hallmark Channel television film A Christmas Detour opposite Candace Cameron Bure, Paul Greene, Sarah Strange and David James Lewis, directed by Ron Oliver.
[13][14] Rosner starred Anna Hutchison and Anita Brown in the ION Television film A Firehouse Christmas as Tom Norris, directed by George Erschbamer.
[25][26] In 2020, Rosner starred alongside Chelsea Hobbs and Matthew Kevin Anderson in the thriller film Killer in the Guest House directed and written by Tony Dean Smith, where he played the lead role of Mark James.
[27] In the same year, Rosner was cast in the lead role of Marcus in the Hallmark movie Love on Harbor Island with Morgan Kohan, directed by Lucie Guest.
[31] On the same year, Rosner was cast in the role of Nico in the romantic comedy film My Fake Boyfriend opposite Keiynan Lonsdale, Dylan Sprouse and Sarah Hyland, directed by Rose Troche, which was released on June 17, 2022, on Amazon Prime Video.
[32][33] Rosner starred with Rebecca Dalton in the television movie From Italy with Amore directed by Dylan Pearce, where he played the lead role of Daniel.
[35][36] Rosner was cast in the supporting role of Austin McMurray, Isabel's (Nancy Travis) eldest son and Missy's (Tiera Skovbye) husband, in the neo-Western drama series Ride, which was premiered on March 26, 2023, on Hallmark Channel.
He co-starred with Ashley Williams, Luke Macfarlane and Peter Porte in the Hallmark Channel movie Notes of Autumn portraying Sam Perkins.