The actor was promoting the mockumentary 'I'm Still Here' when he delivered one of the strangest interviews ever recorded for ...

Joaquin Phoenix says he regrets his infamous interview with David Letterman, in which he remained in character for the entire, awkward conversation.

Joaquin Phoenix appeared on David Letterman's show in character when he was filming a mockumentary titled I'm Still Here with Casey Affleck.

Joker star Joaquin Phoenix recently returned to The Late Show after a whopping 15 years — but something else also happened: ...

Joaquin Phoenix Says Infamous Letterman Interview Was ‘One of the Worst Nights of My Life’ originally appeared on Parade.

While appearing as a guest on 'The Late Show' with Stephen Colbert, Joaquin Phoenix looked back at his infamously awkward ...

Oscar winner appeared in character from ‘I’m Still Here’, leading many to believe he was having a mental breakdown ...

Joaquin Phoenix has apologised to David Letterman for his infamous "horrible" appearance on The Late Show back in 2009.

Joaquin Phoenix was responsible for one of the internet’s earliest viral moments when he appeared on The Late Show with David ...

J oaquin Phoenix has apologized for his controversial 2009 appearance on The Late Show with David Letterman. Phoenix, in ...

Joaquin Phoenix has confessed his "regret" over a "horrible" interview with David Letterman. The Walk the Line star returned ...

Eddington' star Joaquin Phoenix was once told by a director that he would only be a 'character actor.' He won the Academy ...