Please answer the following question: What type of details about dean geyer  can be gathered from the following bio?  Bio: dean stanley geyer -lrb- born 20 march 1986 -rrb- is a south african australian singer-songwriter and actor who finished third in the 2006 season of the talent show television brody series `` australian idol '' , and has had a notable role in the australian soap opera `` neighbours '' as ty harper . he joined the cast of the us show `` glee '' in the 4th season as nyada junior brody weston and appeared in terra nova as mark reynolds .
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