In 1997, Peter became a regular stand comedian on the weekly live variety hour television program Under Melbourne Tonight, which was presented by Stephen Hall. This show was shown on C31 Melbourne, a free-to-air community television channel in Melbourne, Victoria, Australia.
After some year, Peter appeared in an Australian romantic comedy movie I Love You Too, which was directed by Daina Reid. The co-stars of this movie are Brendan Cowell, Peter Dinklage, Yvonne Strahovski, and Megan Gale. The total budget for this movie was $6 million and grossed $2.1 million at the box office.
In 2013, Peter created, wrote, co-produced and co-directed eight episode of an Australian ensemble comedy television series It's a Date, which was aired on ABC1, a national public television network. In the same year, he was appointed as one of the co-hosts of Australian news-current affairs and talk show The Project, replacing Dave Hughes.
Peter is an Australian by nationality and belongs to white ethnicity. He is married to his longtime girlfriend Bridget "Brij" Helliar. The couple is blessed with three sons. He lives a happily married life along with his wife in Melbourne, Victoria and there are no any rumors of divorce between the couple. He is reported to have had no affair and romantic relationships in the past.
Peter earns a tremendous amount of money from his professional acting and comedy career. Recently, he sold his Melbourne house for $3.2 million. As per some online sources, his current net worth is estimated to be $5 million.