Donald played Constable Daniel Parks in The Doctor Blake Mysteries and Mr. Tuck in House Husbands, before relocating to the United States where he starred in the 2014 sitcom Friends with Better Lives.
When Friends with Better Lives was cancelled after one season, Donald returned to Australia where he joined the casts of A Place to Call Home as Lloyd Ellis-Parker and 800 Words as Jeff "Woody" Woodson, which earned him a Logie Award nomination.
In 2019, Donald played prison officer Sean Brody in Wentworth and appeared in the New Zealand comedy series Educators.
[2] He later studied performance at James Cook University,[3] and attended the National Institute of Dramatic Art (NIDA) for three years.
[6] Donald's first television acting role was a guest appearance in a 2007 episode of Sea Patrol, opposite lead actress Lisa McCune.
[1][2] He told Sarah Nealon of The TV Guide that he did not sleep the night before filming and spent the day worrying about the camera and whether he was speaking too loud for the microphone.
[7] He also had guest roles in soap opera Home and Away as "bad boy" Dean O'Mara,[4] and Underbelly: Razor as Barney Dalton.
[8] Donald appeared alongside David Wenham and Louise Lombard in the UKTV telemovie Dripping in Chocolate in April 2012.
[11] Donald admitted that he was "devastated" about leaving Doctor Blake to move to the United States, as it marked his first major lead role.
[19] That same year, his co-star on 800 Words, Jesse Griffin asked him to join the cast of New Zealand comedy series Educators, which is set in a secondary school.
[4] In addition to his role on Home and Away, Donald also appears in the 7mate comedy series Australia's Sexiest Tradie, which he created, wrote and directed.
[21] Donald stars as Frankie, a plumber who enters a radio contest to find Australia's sexiest tradie in a bid to impress his father.