Read the following paragraph and determine if the hypothesis is true:

Robbie Coltrane, OBE (born Anthony Robert McMillan; 30 March 1950) is a Scottish actor and author. He is known for his roles as Rubeus Hagrid in the "Harry Potter" films, as Valentin Dmitrovich Zukovsky in the James Bond films "GoldenEye" and "The World Is Not Enough," and as Dr. Eddie "Fitz" Fitzgerald in the British TV series "Cracker" during the 1990s.

Hypothesis: Robbie Coltrane was an accomplished actor in the 1980's
It's impossible to say